Mutual cheating is the foundation of society.

Thought makes the whole dignity of man; therefore endeavor to think well, that is the only morality.

Everything that is incomprehensible does not, however, cease to exist.

There are only three types of people; those who have found God and serve him; those who have not found God and seek him, and those who live not seeking, or finding him. The first are rational and happy; the second unhappy and rational, and the third foolish and unhappy.

Time heals griefs and quarrels, for we change and are no longer the same persons. Neither the offender nor the offended are any more themselves.

Let us imagine a number of men in chains and all condemned to death, where some are killed each day in the sight of the others, and those who remain see their own fate in that of their fellows and wait their turn, looking at each other sorrowfully and without hope. It is an image of the condition of man.

How comes it that a cripple does not offend us, but a fool does? Because a cripple recognizes that we walk straight, whereas a fool declares that it is we who are silly; if it were not so, we should feel pity and not anger.