Wicked men obey for fear, but the good for love.

When couples have children in excess, let abortion be procured before sense and life have begun; what may or may not be lawfully done in these cases depends on the question of life and sensation.

[Prudence] is the virtue of that part of the intellect [the calculative] to which it belongs; and . . . our choice of actions will not be right without Prudence any more than without Moral Virtue, since, while Moral Virtue enables us to achieve the end, Prudence makes us adopt the right means to the end.

The structural unity of the parts is such that, if any one of them is displaced or removed, the whole will be disjointed and dis­turbed. For a thing whose presence or absence makes no visible difference is not an organic part of the whole.

Nothing in life is more necessary than friendship.

Your happiness depends on you alone.

Wishing to be friends is quick work, but friendship is a slow ripening fruit.