A young fellow ought to be wiser than he should seem to be; and an old fellow ought to seem wise whether he really be so or not.

Knowledge of the world in only to be acquired in the world, and not in a closet.

Most people have ears, but few have judgment; tickle those ears, and depend upon it, you will catch their judgments, such as they are.

Elegance of manner is the outgrowth of refined and exalted sense.

The heart never grows better by age; I fear rather worse, always harder. A young liar will be an old one, and a young knave will only be a greater knave as he grows older.

Wrongs are often forgiven; but contempt never is. Our pride remembers it forever.

The talent of insinuation is more useful than that of persuasion, as everybody is open to insinuation, but scarce any to persuasion.