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。
Man is an animal that makes bargains: no other animal does this no dog exchanges bones with another.
未来取决于你现在做什么。
The universe is not required to be in perfect harmony with human ambition.
量子密码学不是关于保守秘密，而是知道何时有人试图窃取它们。
The first lesson of economics is scarcity: There is never enough of anything to satisfy all those who want it. The first lesson of politics is to disregard the first lesson of economics.