The character of a man is known from his conversations.
It is not hoary hairs that bring wisdom; some have an old head on young shoulders.
By associating with wise people you will become wise yourself.
Chance is a kind of god, for it preserves many things which we do not observe.
The school of hard knocks is an accelerated curriculum.
Everything is destroyed by its own particular vice: the destructive power resides within. Rust destroys iron, moths destroy clothes, the worm eats away the wood; but greatest of all evils is envy, impious habitant of corrupt souls, which ever was, is, and shall be a consuming disease.