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.
分子的美在于它的结构和它的故事。
多元宇宙不是一个理论，它是我们最好理论的后果。
We don't receive wisdom; we must discover it for ourselves after a journey that no one can take for us or spare us.
我们应当谨记，儿童爱我们，而且还很想服从我们。
Music can change the world because it can change people.