No power and no treasure can outweigh the extension of our knowledge.

It is better to know how to learn than to know.

Never help a child with a task at which he feels he can succeed.

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

My weapon is literature

Seek knowledge from the cradle to the grave.

A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.

Books are for people who wish they were somewhere else.

Education is an ornament for the prosperous, a refuge for the unfortunate.

Knowing others is wisdom, knowing yourself is Enlightenment.

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

They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.

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

A cynic is a man who knows the price of everything, and the value of nothing.

Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.

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

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

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

Investigate, educate and organize.

What is freedom of expression? Without the freedom to offend, it ceases to exist.

One test of the correctness of educational procedure is the happiness of the child.