He who lives without folly is not as wise as he may think.

Sincerity is an openness of heart; we find it in very few people; what we usually see is only an artful dissimulation to win the confidence of others.

Nothing is impossible; there are ways that lead to everything, and if we had sufficient will we should always have sufficient means. It is often merely for an excuse that we say things are impossible.

No man is clever enough to know all the evil he does.

We get so much in the habit of wearing disguises before others that we finally appear disguised before ourselves.

There is great ability in knowing how to conceal one’s ability.