A true friend is the most precious of all possessions and the one we take the least thought about acquiring.

The duration of our passions is no more dependent on ourselves than the duration of our lives.

Friendship is a traffic wherein self-love always proposes to be the gainer.

Preserving health by too severe a rule is a worrisome malady.

We do not like to praise, and seldom praise anyone without self-interest.

However glorious an action in itself, it ought not to pass for great if it be not the effect of wisdom and intention.

Love of fame, fear of disgrace, schemes for advancement, desire to make life comfortable and pleasant, and the urge to humiliate others are often at the root of the valour men hold in such high esteem.