Man only plays when in the full meaning of the word he is a man, and he is only completely read more

Man only plays when in the full meaning of the word he is a man, and he is only completely a man when he plays.

Nine-tenths of wisdom consists in being wise in time.

Nine-tenths of wisdom consists in being wise in time.

I am glad that I paid so little attention to good advice; had I abided by it I might have read more

I am glad that I paid so little attention to good advice; had I abided by it I might have been saved from some of my most valuable mistakes.

To me the charm of an encyclopedia is that it knows and I needn't.

To me the charm of an encyclopedia is that it knows and I needn't.

Learning is not compulsory but neither is survival.

Learning is not compulsory but neither is survival.

The affairs of life embrace a multitude of interests, and he who reasons in any one of them, without consulting read more

The affairs of life embrace a multitude of interests, and he who reasons in any one of them, without consulting the rest, is a visionary unsuited to control the business of the world.

Take good hold of instruction and don't let her go, keep her for she is your life.

Take good hold of instruction and don't let her go, keep her for she is your life.

We should be careful to get out of an experience only the wisdom that is in it - and stop read more

We should be careful to get out of an experience only the wisdom that is in it - and stop there; lest we be like the cat that sits down on a hot stove lid. She will never sit on a hot stove lid again - and that is well; but also she will never sit down on a cold one anymore. -Mark Twain.

We own almost all our knowledge not to those who have agreed but to those who have differed.

We own almost all our knowledge not to those who have agreed but to those who have differed.