15.

Like an earthen pot, a bad man is easily broken, and cannot readily be restored to his former situation; but a virtuous man, like a vase of gold, is broken with difficulty, and easily repaired.

Hitopadesa.

16.

The son who delights his father by his good actions; the wife who seeks only her husband’s good; the friend who is the same in prosperity and adversity—these three things are the reward of virtue.

Bhartrihari.