Nature is full of genius, full of divinity.

You can hardly convince a man of error in a life-time, but must content yourself with the reflection that the progress of science is slow. If he is not convinced, his grand-children may be. The geologists tell us that it took one hundred years to prove that fossils are organic, and one hundred and fifty more, to prove that they are not to be referred to the Noachian deluge.

Have no mean hours, but be grateful for every hour, and accept what it brings. The reality will make any sincere record respectable.

Art may varnish and gild, but it can do no more.

The moose is singularly grotesque and awkward to look at. Why should it stand so high at the shoulders? Why have so long a head? Why have no tail to speak of?

In most books, the I, of first person, is omitted; in this it will be retained; that, in respect to egotism, is the main difference.

I do not judge men by anything they can do. Their greatest deed is the impression they make on me.