Every generation needs a new revolution.

人在幼年时，精神专注敏锐，成年后思想容易分散，因此教育要趁早，不可错过时机。

Randomized evaluations can help us understand what works and what doesn't in development.

There are things that happen and leave no discernible trace, are not spoken or written of, though it would be very wrong to say that subsequent events go on indifferently, all the same, as though such things had never been.

译文：修炼自己，第一要务是清心寡欲，为人处世，首先要做到谨言慎行。赏析：人要学会克制己欲，欲望过多，烦恼就多。什么都想得到，最后什么都得不到。放一颗平常心，或许就有意想不到的收获。处世戒多言，言多必有失。说话过多，就会出错，从而得罪别人。

你无法改变过去，但可以塑造未来。

My stomach is a knot of sorrow and anger, but I keep smiling.

The future of agriculture lies in the integration of technology and traditional farming.