Unfaithfulness ought to extinguish love, and we should not be jealous when there is reason to be. Only those who give no grounds for jealousy are worthy of it.

The one thing people are the most liberal with, is their advice.

There are two sorts of constancy in love one arises from continually discovering in the loved person new subjects for love, the other arises from our making a merit of being constant.

Repentance is not so much remorse for what we have done as the fear of the consequences.

Our aversion to lying is commonly a secret ambition to make what we say considerable, and have every word received with a religious respect.

Perfect valour consists in doing without witnesses that which we would be capable of doing before everyone.

People's personalities, like buildings, have various facades, some pleasant to view, some not.