宇宙不仅比我们想象的更奇怪,它比我们能够想象的还要奇怪。
技术突破需要长期投入和耐心,不能急功近利。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.