We first share the life by which things exist, and afterwards see them as appearances in nature, and forget that we have shared their cause.

Every man's nature is a sufficient advertisement to him of the character of his fellows.

Our impatience of miles, when we are in a hurry; but it is still best that a mile should have seventeen hundred and sixty yards.

A man should learn to detect and watch that gleam of light which flashes across his mind from within, more than the luster of the firmament of bards and sages

The kitchen clock is more convenient than sidereal time. We must use the popular category, as we do by the Linnæan classification, for convenience, and not as exact and final. Otherwise, we are presently confounded, when the best-settled traits of one race are claimed by some new ethnologist as precisely characteristic of the rival tribe.

A weed is a plant we've found no use for yet.

Astronomy taught us our insignificance in Nature.