He who seldom speaks, and with one calm well-timed word can strike dumb the loquacious, is a genius or a hero.

Conscience is the sentinel of virtue.

Mistrust the person who finds everything good, and the person who finds everything evil, and mistrust even more the person who is indifferent to everything.

He submits to be seen through a microscope, who suffers himself to be caught in a fit of passion.

He, who cannot forgive a trespass of malice to his enemy, has never yet tasted the most sublime enjoyment of love.