Man is an animal that makes bargains: no other animal does this no dog exchanges bones with another.
人是一种做交易的动物，没有其他动物会这样做，没有狗会和另一只狗交换骨头。
最美的东西往往是最简单的。
The most exciting thing about quantum computing is that it challenges our understanding of the very nature of computation itself.
Every seed we plant today is an investment in tomorrow's food security.