The moral virtues, then, are produced in us neither by nature nor against nature. Nature, indeed, prepares in us the ground for their reception, but their complete formation is the product of habit.
He who can be, and therefore is, another’s, and he who participates in reason enough to apprehend, but not to have, is a slave by nature.
All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion, desire.
Mothers are fonder than fathers of their children because they are more certain they are their own.