The highest result of education is tolerance.

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

The great difficulty in education is to get experience out of ideas.

I am a part of everything that I have read.

The first idea the child must acquire is that of the difference between good and evil.

With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.

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

Industrialize or perish.

The man who does not read good books has no advantage over the man who can't read them.

A witty saying proves nothing.

The task of a writer is not to solve the problem but to state the problem correctly.

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

Common sense is the collection of prejudices acquired by age eighteen.

Educate the children and it won't be necessary to punish the men.

No man's knowledge here can go beyond his experience.

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

Books are for people who wish they were somewhere else.

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

It is possible to fly without motors, but not without knowledge and skill.

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