A knife of the keenest steel requires the whetstone, and the wisest man needs advice.
War and courage have done more great things than charity. Not your sympathy, but your bravery has saved the unfotunate.
Devotion, like fire, goeth upward.
For a thinking man is where Wisdom is at home.
If one would have a friend, then must one also be willing to wage war for him: and in order to wage war, one must be capable of being an enemy.
Doing good to others is not a duty. It is a joy, for it increases your own health and happiness.