My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.

Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.

Most people have never learned that one of the main aims in life is to enjoy it.

Education is the kindling of a flame, not the filling of a vessel.

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.

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

Science is not only a disciple of reason but, also, one of romance and passion.

There is no authority who decides what is a good idea.

I decided to teach because I think that any person who studies philosophy has to be involved actively.

Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.

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

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

The most savage controversies are those about matters as to which there is no good evidence either way.

I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.

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

I learned very early the difference between knowing the name of something and knowing something.

Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.

Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.

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

Study without desire spoils the memory, and it retains nothing that it takes in.