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Randomized evaluations can help us understand what works and what doesn't in development.
对黑洞的研究彻底改变了我们对空间和时间的理解。
市场保持非理性的时间可能比你保持偿付能力的时间更长。
The beauty of a woman is not in the clothes she wears, the figure that she carries, or the way she combs her hair. The beauty of a woman must be seen from in her eyes, because that is the doorway to her heart, the place where love resides.
The only sensible ends of literature are, first, the pleasurable toil of writing; second, the gratification of one's family and friends; and lastly, the solid cash.
你唯一应该努力超越的人是你昨天的自己。