Whatever discoveries we may have made in the regions of self-love, there still remain many unknown lands.

To eat is a necessity, but to eat intelligently is an art.

Hypocrisy is the homage vice pays to virtue.

It is with an old love as it is with old age a man lives to all the miseries, but is dead to all the pleasures.

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 health of the soul is something we can be no more sure of than that of the body; and though a man may seem far from the passions, yet he is in as much danger of falling into them as one in a perfect state of health of having a fit of sickness.

Youth changes its tastes by the warmth of its blood; age retains its tastes by habit.