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

When you know better you do better.

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

A child miseducated is a child lost.

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

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

If the facts don't fit the theory, change the facts.

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

A witty saying proves nothing.

Knowledge becomes evil if the aim be not virtuous.

I am a part of everything that I have read.

Necessity is the mother of invention.

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

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

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

What is now proved was once only imagined.

Reading is to the mind what exercise is to the body.

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

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

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

To educate a person in the mind but not in morals is to educate a menace to society.