好书是能改变你的书。

你们要不计一切代价地展示聪明，还是选择善良？

Collaboration across borders is essential—no single nation holds all the answers to global food security.

英明君主的治国之道，必须明确公与私的界限。

Freedom does not consist in any dreamt-of independence from natural laws, but in the knowledge of these laws, and in the possibility this gives of systematically making them work towards definite ends.