Fools learn from experience. I prefer to learn from the experience of others. (Otto von Bismarck)

Give a man a fish and you feed him for a day. Teach a man to fish and you feed him for a lifetime. (Laozi)

Stay hungry, stay foolish. (Steve Jobs)

Done is better than perfect. (Mark Zuckerberg)

Keep it simple. (James Gosling)

I don’t have time to worry about who doesn’t like me. I’m too busy loving the people who love me. (Snoopy)

The greatest happiness for human beings is to find work that allows them to realize themselves. (Karl Marx)

If a little knowledge is dangerous, where is the man who has so much as to be out of danger? (Thomas Huxley, 1877)

“Contrariwise,” continued Tweedledee, “if it was so, it might be; and if it were so, it would be; but as it isn’t, it ain’t. That’s logic.” (Lewis Carroll, Through the Looking-Glass, 1872)

It is no exaggeration to say that Claude Shannon is the father of the Information Age and that his academic achievements are among the greatest of the 20th century. (American Mathematical Society)

They who are acquainted with the present state of the theory of Symbolical Algebra, are aware, that the validity of the processes of analysis does not depend upon the interpretation of the symbols which are employed, but solely upon the laws of their combination. (George Boole, from the introduction to The Mathematical Analysis of Logic, 1847)

Philosophy and Thought

The heart has its reasons which reason knows nothing of. (Blaise Pascal)

God is dead. (Friedrich Nietzsche)

He who has a why to live for can bear almost any how. (Friedrich Nietzsche)

Whereof one cannot speak, thereof one must be silent. (Ludwig Wittgenstein)

Man is born free, and everywhere he is in chains. (Jean-Jacques Rousseau)

Man is the measure of all things. (Protagoras)

Know thyself. (Oracle of Delphi / Socrates)

Let no one ignorant of geometry enter here. (Plato)

Everything flows. (Heraclitus)

I think, therefore I am. (René Descartes)

I know that I know nothing. (Socrates)

The unexamined life is not worth living. (Socrates)

Man is by nature a political animal. (Aristotle)

Man is but a reed, the most feeble thing in nature, but he is a thinking reed. (Blaise Pascal)

Knowledge is power. (Francis Bacon)

Do not do unto others what you do not want done to yourself. (Confucius)

It does not matter how slowly you go as long as you do not stop. (Confucius)

Learning without thought is labor lost; thought without learning is perilous. (Confucius)

Hate the sin, love the sinner. (Kongcongzi)

Science, Mathematics, and Technology

Mathematics is the queen of the sciences. (Carl Friedrich Gauss)

We must know, we will know. (David Hilbert)

There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world. (Nikolai Lobachevsky)

Science is organized knowledge. Wisdom is organized life. (Immanuel Kant)

Nothing in life is to be feared, it is only to be understood. (Marie Curie)

If I have a thousand ideas and only one turns out to be good, I am satisfied. (Alfred Nobel)

The good thing about science is that it’s true whether or not you believe in it. (Neil deGrasse Tyson)

In mathematics the art of proposing a question must be held of higher value than solving it. (Georg Cantor)

If we knew what it was we were doing, it would not be called research, would it? (Albert Einstein)

Genius is one percent inspiration and ninety-nine percent perspiration. (Thomas Edison)

I have not failed. I’ve just found 10,000 ways that won’t work. (Thomas Edison)

Imagination is more important than knowledge. (Albert Einstein)

God does not play dice with the universe. (Albert Einstein)

In the middle of difficulty lies opportunity. (Albert Einstein)

A person who never made a mistake never tried anything new. (Albert Einstein)

If I have seen further it is by standing on the shoulders of Giants. (Isaac Newton)

And yet it moves. (Galileo Galilei)

There is no royal road to geometry. (Euclid)

Give me a place to stand, and I shall move the earth. (Archimedes)

IT and Computer Science

Software is eating the world. (Marc Andreessen)

Measuring programming progress by lines of code is like measuring airplane building progress by weight. (Bill Gates)

Nine women can’t make a baby in one month. (Frederick Brooks, The Mythical Man-Month)

The most important property of a program is whether it accomplishes the intention of its user. (C.A.R. Hoare)

Premature optimization is the root of all evil. (Donald Knuth)

UNIX is basically a simple operating system, but you have to be a genius to understand the simplicity. (Dennis Ritchie)

To iterate is human, to recurse divine. (L. Peter Deutsch)

Code is read much more often than it is written. (Guido van Rossum)

The biggest secret to becoming a great programmer is reading, reading, and reading other people’s code. (Linus Torvalds)

The best way to predict the future is to invent it. (Alan Kay)

Talk is cheap. Show me the code. (Linus Torvalds)

Simplicity is prerequisite for reliability. (Edsger W. Dijkstra)

Computer science is no more about computers than astronomy is about telescopes. (Edsger W. Dijkstra)

There are only two hard things in Computer Science: cache invalidation and naming things. (Phil Karlton)

Any fool can write code that a computer can understand. Good programmers write code that humans can understand. (Martin Fowler)

Good code is its own best documentation. (Steve McConnell)

Programs must be written for people to read, and only incidentally for machines to execute. (Harold Abelson)

First, solve the problem. Then, write the code. (John Johnson)

Your time is limited, so don’t waste it living someone else’s life. (Steve Jobs)

Design is not just what it looks like and feels like. Design is how it works. (Steve Jobs)

Innovation distinguishes between a leader and a follower. (Steve Jobs)

History, Politics, and Leaders

I have nothing to offer but blood, toil, tears and sweat. (Winston Churchill)

A house divided against itself cannot stand. (Abraham Lincoln)

The ballot is stronger than the bullet. (Abraham Lincoln)

Injustice anywhere is a threat to justice everywhere. (Martin Luther King Jr.)

Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that. (Martin Luther King Jr.)

To fight and conquer in all your battles is not supreme excellence; supreme excellence consists in breaking the enemy’s resistance without fighting. (Sun Tzu, The Art of War)

In peace, sons bury their fathers. In war, fathers bury their sons. (Herodotus)

Zeal without knowledge is fire without light. (Thomas Fuller)

World history is a court of judgment. (Georg Wilhelm Friedrich Hegel)

I came, I saw, I conquered. (Julius Caesar)

The die is cast. (Julius Caesar)

Government of the people, by the people, for the people, shall not perish from the earth. (Abraham Lincoln)

Whatever you are, be a good one. (Abraham Lincoln)

Time is money. (Benjamin Franklin)

Well done is better than well said. (Benjamin Franklin)

Success is not final, failure is not fatal: it is the courage to continue that counts. (Winston Churchill)

Never, never, never give up. (Winston Churchill)

To improve is to change; to be perfect is to change often. (Winston Churchill)

Education is the most powerful weapon which you can use to change the world. (Nelson Mandela)

It always seems impossible until it’s done. (Nelson Mandela)

I have a dream. (Martin Luther King Jr.)

The only thing we have to fear is fear itself. (Franklin D. Roosevelt)

Ask not what your country can do for you — ask what you can do for your country. (John F. Kennedy)

An eye for an eye will only make the whole world blind. (Mahatma Gandhi)

Be the change that you wish to see in the world. (Mahatma Gandhi)

Live as if you were to die tomorrow. Learn as if you were to live forever. (Mahatma Gandhi)

Spread love everywhere you go. Let no one ever come to you without leaving happier. (Mother Teresa)

The word ‘impossible’ is not in my dictionary. (Napoleon Bonaparte)

Literature, Art, and Society

All the world’s a stage, and all the men and women merely players. (William Shakespeare)

Hell is other people. (Jean-Paul Sartre)

Not all those who wander are lost. (J.R.R. Tolkien)

Be yourself; everyone else is already taken. (Oscar Wilde)

Genius is eternal patience. (Michelangelo)

I paint objects as I think them, not as I see them. (Pablo Picasso)

Art is the lie that enables us to realize the truth. (Pablo Picasso)

Even if I knew that tomorrow the world would go to pieces, I would still plant my apple tree. (Martin Luther)

Life is a tragedy when seen in close-up, but a comedy in long-shot. (Charlie Chaplin)

Computers are useless. They can only give you answers. (Pablo Picasso)

To be, or not to be, that is the question. (William Shakespeare)

That’s one small step for a man, one giant leap for mankind. (Neil Armstrong)

All our dreams can come true, if we have the courage to pursue them. (Walt Disney)

The way to get started is to quit talking and begin doing. (Walt Disney)

God is in the details. (Mies van der Rohe)

Art is long, life is short. (Hippocrates)

Be water, my friend. (Bruce Lee)

Great Figures of Japan

To live one day is to move one step forward. (Hideki Yukawa)

Show them, tell them, have them do it, and praise them, or else they will not move. (Isoroku Yamamoto)

I have no regrets regarding my actions. (Miyamoto Musashi, Dokkodo)

A thousand days of training to forge, ten thousand days of training to refine. (Miyamoto Musashi, The Book of Five Rings)

Setting a resolve is the source of all things. (Shoin Yoshida)

Those without dreams have no ideals, those without ideals have no plans, those without plans have no execution, those without execution have no success. Therefore, those without dreams have no success. (Shoin Yoshida)

Those who do not advance will inevitably retreat; those who do not retreat will inevitably advance. (Yukichi Fukuzawa)

Failure happens when you stop after failing. If you continue until you succeed, it becomes a success. (Konosuke Matsushita)

Effort will always be rewarded. If there is unrewarded effort, it cannot yet be called effort. (Sadaharu Oh)

Rather than defeating others, defeat yourself. (Jigoro Kano)

Boys, be ambitious. (William Smith Clark)

Make this uninteresting world interesting. (Shinsaku Takasugi)

Let the people of the world say what they will about me. Only I know what it is I am doing. (Ryoma Sakamoto)

It is said that heaven does not create one man above or below another man. (Yukichi Fukuzawa, An Encouragement of Learning)

Anyone without the spirit to improve themselves is a fool. (Soseki Natsume, Kokoro)

Mine has been a life of much shame. (Osamu Dazai, No Longer Human)

Where there is a will, there is a way; where there is no will, there is no way. When something cannot be done, it is because people will not do it. (Yozan Uesugi)