Every man is of importance to himself.

If a man does not make new acquaintances as he advances through life, he will soon find himself left alone. A man, sir, should keep his friendship in a constant repair.

Smoking is a shocking thing - blowing smoke out of our mouths into other people's mouths, eyes, and noses, and having the same thing done to us.

Misery is caused for the most part, not by a heavy crush of disaster, but by the corrosion of less visible evils, which canker enjoyment, and undermine security. The visit of an invader is necessarily rare, but domestic animosities allow no cessation.

Bravery has no place where it can avail nothing.

Though the wisdom or virtue of one can very rarely make many happy, the folly or vice of one man often make many miserable.

Solitude is dangerous to reason, without being favourable to virtue. Remember that the solitary mortal is certainly luxurious, probably superstitious, and possibly mad.