Moderation is a fear of falling into that envy and contempt which those who grow giddy with their good fortune quite justly draw upon themselves. It is a vain boasting of the greatness of our mind.

A person well satisfied with themselves is seldom satisfied with others, and others, rarely are with them.

It's the height of folly to want to be the only wise one.

Tastes in young people are changed by natural impetuosity, and in the aged are preserved by habit.

What men have called friendship is only a social arrangement, a mutual adjustment of interests, an interchange of services given and received; it is, in sum, simply a business from which those involved propose to derive a steady profit for their own self-love.

You are never so easily fooled as when trying to fool someone else.

Marriage is the only war in which you sleep with the enemy.