The very shaping of history now outpaces the ability of men to orient themselves in accordance with cherished values. And which values? Even when they do not panic, men often sense that older ways of feeling and thinking have collapsed and that newer beginnings are ambiguous to the point of moral stasis.

浪费是一种设计缺陷，而我们的工作就是修复它。

没有孩子的民族将面临无望的未来；没有树木的国家将面临更加无望的未来。

The ultimate goal of machine learning is to make machines that can learn from experience and improve their performance over time.

经济发展的关键不仅仅是资源或技术，而是正确的制度和政策。