The passions are the only orators that always persuade: they are, as it were, a natural art, the rules of which are infallible; and the simplest man with passion is more persuasive than the most eloquent without it.

It is not enough to have great qualities; We should also have the management of them.

We often pay our debts not because it is only fair that we should, but to make future loans easier.

The name and pretense of virtue is as serviceable to self-interest as are real vices.

Gratitude is a useless word. You will find it in a dictionary but not in life.

Virtue would go far if vanity did not keep it company.

The passions of youth are not more dangerous to health than is the lukewarmness of old age.