If you can make meat directly from plants, why would you need an animal?

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

预测未来的最好方法就是发明它。

只有为别人而活，生命才有价值。

成功不仅仅以利润来衡量，而是以我们创造的积极影响来衡量。

统计学是现代政治家武器库中最重要的武器。

爱就是爱去爱爱。

The intelligence of drones is not the end, but the beginning.

The silence between words is where the truth hides.

There is no better teacher than history in determining the future……There are answers worth billions of dollars in a history book.