"There are two occasions when the sacred beauty of Creation becomes dazzlingly apparent, and they occur together. One is when we feel our mortal insufficiency to the world, and the other is when we feel the world's mortal insufficiency to us."
大分子的概念并不容易被接受；它需要化学家对物质结构的思考方式发生彻底的改变。
Food security is the cornerstone of national security, we must firmly grasp it in our own hands.
诗人是一个能把普通变成非凡的人。
Be yourself, because everyone else is taken.