Development economics is ultimately about improving people's lives.
遗忘的存在从未被证实:我们只知道某些事情在我们需要时不会出现在脑海中。
The growth of employees is the growth of the enterprise; we must create development opportunities for them.
爱情是唯一一种用自己铸造的货币来支付的情感。
故事是作者写给自己的一封信,用来告诉自己那些他无法以其他方式发现的事情。
A good learning algorithm should be able to generalize from a limited set of examples to unseen data.