No man can be criticised but by a greater than he. Do not, then, read the reviews.

Nature is a mutable cloud which is always and never the same.

I learn immediately from any speaker how much he has already lived, through the poverty or the splendor of his speech. Life lies behind us as the quarry from whence we get tiles and copestones for the masonry of today. This is the way to learn grammar. Colleges and books only copy the language which the field and the work-yard made.

The motive of science was the extension of man, on all sides, into Nature, till his hands should touch the stars, his eyes see through the earth, his ears understand the language of beast and bird, and the sense of the wind; and, through his sympathy, heaven and earth should talk with him. But that is not our science.

You can take better care of your secret than another can.

All public facts are to be individualized, all private facts are to be generalized.

Henceforth, please God, forever I forego the yolk of men's opinions. I will be light-hearted as a bird and live with God. I find him in the bottom of my heart, and I hear continually his voice therein.