The only true source of politeness is consideration

Neither praise nor blame is the object of true criticism. Justly to discriminate, firmly to establish, wisely to prescribe and honestly to award — these are the true aims and duties of criticism.

Vanity may be likened to the smooth-skinned and velvet-footed mouse, nibbling about for ever in expectation of a crumb; while Self-Esteem is too apt to take the likeness of the huge butcher's dog, who carries off your steaks, and growls at …

Vanity is so constantly solicitous of self, that even where its own claims are not interested, it indirectly seeks the aliment which it loves, by showing how little is deserved by others.

... the proverb answers where the sermon fails, as a well-charged pistol will do more execution than a whole barrel of gunpowder idly expended in the air.

The true law of the race is progress and development. Whenever civilization pauses in the march of conquest, it is overthrown by the barbarian.

Our possessions are wholly in our performances. He owns nothing to whom the world owes nothing.