Violence never settles anything should be debated by the ghosts of Hitler and Stalin, with the city fathers of Carthage as referees.
Duty is a debt you owe to yourself to fulfill obligations you have assumed voluntarily.
Never cast pearls before swine.
Goodness without wisdom always accomplishes evil.
The more you love, the more you can love - and the more intensely you love.
Thinking doesn't pay. Just makes you discontented with what you see around you.