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

Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.

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

Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.

The secret of life is not enjoyment but education through experience.

Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

If I have seen further it is by standing on the shoulders of Giants.

A little knowledge that acts is worth infinitely more than much knowledge that is idle.

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

The only true wisdom is in knowing you know nothing.

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

Dare to think for yourself.

Liberty without Learning is always in peril and Learning without Liberty is always in vain.

I think that kids have a greater capacity for processing things than we give them credit for.

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

I like poems you can tack all over with a hammer and there are no hollow places.

Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.

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

I am a part of everything that I have read.

A witty saying proves nothing.

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