链条的强度取决于它最薄弱的一环，而生活终究是一条链条。
A chain is no stronger than its weakest link, and life is after all a chain.
Effective leaders know how to listen to others' opinions and learn from them.
We shall never prevent the abuse of power if we are not prepared to limit power in a way which occasionally may prevent its use for desirable purposes.
You have to think anyway, so why not think big?
Love is not about possession, but about letting go.
可持续性不是一种选择，而是我们对下一代的责任。