competition: Favourite quote?

1
"Nature does nothing in vain" -Aristotle

"Hide our ignorance as we will, an evening of wine soon reveals it" -Heraclitus

I don't need a friend who changes when I change and who nods when I nod; my shadow does that much better. -Plutarch

""revenge is a dish best served cold" - Unknown

Good actions give strength to ourselves and inspire good actions in others.
- Plato

"Only a man whose heart is pure can wield the knife, and only a man whose ass is narrow can get down these steps. And if mine's is such an ass, then I shall have it."
- Eddie Murphy
"Golden Child"