A witty saying proves nothing.

We could never learn to be brave and patient, if there were only joy in the world

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.

The books that the world calls immoral are books that show the world its own shame.

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

Education is the kindling of a flame, not the filling of a vessel.

There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.

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

Real learning comes about when the competitive spirit has ceased.

There is nothing more awful, insulting, and depressing than banality.

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

Don't worry that children never listen to you; worry that they are always watching you.

Necessity is the mother of invention.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

Know what you are talking about.

A little knowledge is a dangerous thing. So is a lot.

Real knowledge is to know the extent of one's ignorance.

The direction in which education starts a man will determine his future in life

That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.

I am a part of everything that I have read.

Books are for people who wish they were somewhere else.