Each particle of matter is an immensity, each leaf a world, each insect an inexplicable compendium.

He who freely praises what he means to purchase, and he who enumerates the faults of what he means to sell, may set up a partnership with honesty.

Women are proverbially credulous.

Mistrust the man who finds everything good, the man who finds everything evil and still more the man who is indifferent to everything.

Copiousness and simplicity, variety and unity, constitute real greatness of character.

Fools learn nothing from wise men, but wise men learn much from fools.

To know yourself you have only to set down a true statement of those that ever loved or hated you.