The greatest challenge to any thinker is stating the problem in a way that will allow a solution.
对任何思考者来说，最大的挑战是以一种允许解决的方式表述问题。
War is a tragedy, but sometimes necessary.
马跑不起来都是因为太瘦；人不能扬眉吐气就是因为贫穷。
Parental investment is the key to understanding sex differences in mating strategies.
量子通信的未来掌握在那些敢于探索未知的人手中。