The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
我们没有什么可失去的,这是一种非常自由的感觉。
我不是光明,我是黑暗。
地球上的每个人都有一个等待他的宝藏。
宇宙的美在于它的复杂性和简单性。
The best investment we can make is in the health of future generations.