La Rochefoucauld Maxims

After abandoning politics when he was about forty, François, duc de La Rochefoucauld (1613-1680) began to write down his maxims, which were first published in book form in 1665. Poetic, ironic, and frequently humorous, his wise observations can also be blunt and brutally candid:
Everyone blames his memory, no one his judgment.
Gratitude is merely the secret hope of further favors.
It is often merely for an excuse that we say things are
impossible
We rarely think people have good sense ...