If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.

I am indebted to my father for living, but to my teacher for living well.

In mathematics you don't understand things. You just get used to them.

Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.

The deepest sin against the human mind is to believe things without evidence.

Civilization is a race between disaster and education.

I cannot teach anybody anything. I can only make them think

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.

Those who fail to learn the lessons of history are doomed to repeat them.

Books are for people who wish they were somewhere else.

Intelligence plus character-that is the goal of true education.

You can never learn less, you can only learn more.

The man who is fond of books is usually a man of lofty thought, and elevated opinions.

Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

Human behavior flows from three main sources: desire, emotion, and knowledge

Evil being the root of mystery, pain is the root of knowledge.

The ability to observe without evaluating is the highest form of intelligence.

I am so clever that sometimes I don't understand a single word of what I am saying.

That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.

Don't learn to do, but learn in doing.