The challenge is to create institutions that align private incentives with the social value of knowledge.
挑战在于创建能够将私人激励与知识的社会价值相结合的机构。
Laughter and tears are both responses to frustration and exhaustion. I myself prefer to laugh, since there is less cleaning up to do afterward.
"The serve is the most important shot in tennis."
世界之大,足以容纳我们所有人;世界之小,亦让我们必须以善意相待。