It is not enough merely possess virtue, as if it were an art; it should be practiced.

A perverse temper and fretful disposition will make any state of life whatsoever unhappy.

Since an intelligence common to us all makes things known to us and formulates them in our minds, honorable actions are ascribed by us to virtue, and dishonorable actions to vice; and only a madman would conclude that these judgments are matters of opinion, and not fixed by nature.

All action is of the mind and the mirror of the mind is the face, its index the eyes.

We must not only obtain Wisdom: we must enjoy her.

No well-informed person has declared a change of opinion to be inconstancy.

My precept to all who build, is, that the owner should be an ornament to the house, and not the house to the owner.