Any sufficiently advanced technology is indistinguishable from magic.

If you can't explain it simply, you don't understand it well enough.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.

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

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

As we acquire more knowledge, things do not become more comprehensible but more mysterious.

To every action there is always an equal and opposite or contrary, reaction

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.

Books are as useful to a stupid person as a mirror is useful to a blind person.

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

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

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

The schools ain't what they used to be and never was.

Make it a rule never to give a child a book you would not read yourself.

Science is what we have learned about how to keep from fooling ourselves.

When you know better you do better.

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

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

If there were no bad people, there would be no good lawyers.

Dare to think for yourself.