“The only impeccable writers are those who never wrote.”

“Those who are at war with others are not at peace with themselves.”

“The most silent people are generally those who think most highly of themselves.”

“He will never have true friends who is afraid of making enemies.”

“I am not, in the ordinary acceptation of the term, a good-natured man; that is, many things annoy me besides what interferes with my own ease and interest. I hate a lie; a piece of injustice wounds me to the quick, though nothing but the report of it reach me. Therefore I have made many enemies and few friends; for the public know nothing of well-wishers, and keep a wary eye on those who would reform them.”

“Man is the only animal that laughs and weeps; for he is the only animal that is struck with the difference between what things are, and what they ought to be.”

“He is a hypocrite who professes what he does not believe; not he who does not practice all he wishes or approves.”