When we want culture more than potatoes, and illumination more than sugar-plums, then the great resources of a world are taxed and drawn out, and the result, or staple production, is, not slaves, nor operatives, but men- those rare fruits called heroes, saints, poets, philosophers, and redeemers.

I do believe in simplicity. It is astonishing as well as sad, how many trivial affairs even the wisest thinks he must attend to in a day;…so simplify the problem of life, distinguish the necessary and the real.

To affect the quality of the day, that is the highest of arts.

Nothing was ever so unfamiliar and startling to a man as his own thoughts

Direct your eye right inward, and you'll find A thousand regions in your mind Yet undiscovered. Travel them, and be expert in home-cosmography.

In our daily intercourse with men, our nobler faculties are dormant and suffered to rust. None will pay us the compliment to expect nobleness from us. Though we have gold to give, they demand only copper.

Our life is frittered away by detail. Simplify, simplify, simplify! I say, let your affairs be as two or three, and not a hundred or a thousand; instead of a million count half a dozen, and keep your accounts on your thumb-nail.

God help thee, old man, thy thoughts have created a creature in thee; and he whose intense thinking thus makes him a Prometheus; a vulture feeds upon that heart forever; the vulture the very creature he creates.

I do the 'New York Times' crossword puzzle every morning to keep the old grey matter ticking.

I love New York. It is an amazing city, and the U.S. Open is a lot about the show. There are tens of thousands of spectators; these are some of the best courts in the world, and there is nothing like being here and making memories.

With integrity, you have nothing to fear, since you have nothing to hide. With integrity, you will do the right thing, so you will have no guilt.

I must not permit the evil capabilities of human nature to sour my faith in the tremendous good that is possible despite the frailty of that nature.