理解计算的极限与理解其可能性同样重要。
Understanding the limits of computation is as important as understanding its possibilities.
The reason they call it an American Dream is because you have to be asleep to believe it.
Randomized evaluations can help us understand what works and what doesn't in development.
Hard work beats talent when talent doesn't work hard.
跨行业合作是解决复杂环境挑战的关键。