Go to foreign countries and you will get to know the good things one possesses at home.

Let us seek to fathom those things that are fathomable and reserve those things which are unfathomable for reverence in quietude.

We are pantheists when we study nature, polytheists when we write poetry, monotheists in our morality.

A teacher who can arouse a feeling for one single good action, for one single good poem, accomplishes more than he who fills our memory with rows and rows of natural objects, classified with name and form.

Every day I observe more and more the folly of judging of others by ourselves; and I have so much trouble with myself, and my own heart is in such constant agitation, that I am well content to let others pursue their own course, if they only allow me the same privilege.

Errors belong to libraries; truth, to the human mind.

Investigate what is, and not what pleases.