"A bad manner spoils everything, even reason and justice; a good one supplies everything, gilds a No, sweetens a truth, and adds a touch of beauty to old age itself."
"True friendship multiplies the good in life and divides its evils. Strive to have friends, for life without friends is like life on a desert island..to find one real friend in a lifetime is good fortune; to keep him is a blessing."
"Never participate in the secrets of those above you; you think you share the fruit, and you share the stones - the confidence of a prince is not a grant, but a tax"