You can never be overdressed or overeducated.

When I am attacked by gloomy thoughts, nothing helps me so much as running to my books. They quickly absorb me and banish the clouds from my mind.

A witty saying proves nothing.

Knowledge becomes evil if the aim be not virtuous.

The real solution lies in a world in which charity will have become unnecessary.

I have no special talents. I am only passionately curious.

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

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

What is now proved was once only imagined.

Any sufficiently advanced technology is indistinguishable from magic.

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

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

Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore it.

There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.

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

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

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.

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

Industrialize or perish.

In order to stave off covetouness, greed, and spite, citizens world over must be educated.

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