Anger is like a ruin, which, in falling upon its victim, breaks itself to pieces.

I will govern my life and thoughts as if the whole world were to see the one and read the other, for what does it signify to make anything a secret to my neighbor, when to God, who is the searcher of our hearts, all our privacies are open?

A man is as unhappy as he has convinced himself he is.

A dwarf can stand on a mountain, he's no taller.

Difficulties strengthen the mind, as labor does the body.

When one has lost a friend one's eyes should be neither dry nor streaming. Tears, yes, there should be, but not lamentation.

It is one thing to remember, another to know. To remember is to safeguard something entrusted to the memory. But to know is to make each thing one's own, not depend on the text and always to look back to the teacher. "Zeno said this, Cleanthes said this." Let there be space between you and the book.