"Behind every man's external life, which he leads in company, there is another which he leads alone, and which he carries with him apart. We see but one aspect of our neighbor, as we see but one side of the moon; in either case there is also a dark half, which is unknown to us."

"Honor sinks where commerce long prevails."

"Every trouble in life is a joke compared to madness."

"In truth, poverty is an anomaly to rich people. It is very difficult to make out why people who want dinner do not ring the bell."

"[Of Guizot] A Puritan born in France by mistake."

"It is good to be without vices, but it is not good to be without temptations."

"You may talk of the tyranny of Nero and Tiberius; but the real tyranny is the tyranny of your next-door neighbor... Public opinion is a permeating influence, and it exacts obedience to itself; it requires us to think other men's thoughts, to speak other men's words, to follow other men's habits."

"A constitutional statesman is in general a man of common opinions and uncommon abilities."

"The Ethiop gods have Ethiop lips, Bronze cheeks, and woolly hair; The Grecian gods are like the Greeks, As keen-eyed, cold and fair."

"A highly developed moral nature joined to an undeveloped intellectual nature, an undeveloped artistic nature, and a very limited religious nature, is of necessity repulsive. It represents a bit of human nature — a good bit, of course, but a bit only — in disproportionate, unnatural and revolting prominence."