It is a strange thing how little in general people know about the sky. It is the part of creation in which nature has done more for the sake of pleasing man.

Bread of flour is good; but there is bread, sweet as honey, if we would eat it, in a good book.

Depend upon it, the first universal characteristic of all great art is Tenderness, as the second is Truth. I find this more and more every day: an infinitude of tenderness is the chief gift and inheritance of all the truly great men. It is sure to involve a relative intensity of disdain towards base things, and an appearance of sternness and arrogance in the eyes of all hard, stupid, and vulgar people

Variety is a positive requisite even in the character of our food.

In general, pride is at the bottom of all great mistakes.

That which is required in order to the attainment of accurate conclusions respecting the essence of the Beautiful is nothing morethan earnest, loving, and unselfish attention to our impressions of it.

The step between practical and theoretic science, is the step between the miner and the geologist, the apocathecary and the chemist.