最好的书是读完后仍长久留在你心中的书。

永远不要停止学习，一旦停止，你就会开始落后。

太阳，带着所有围绕它运行并依赖它的行星，仍然能成熟一串葡萄，仿佛它在宇宙中无事可做。

I’m a great believer in solving hard problems by using a checklist. You need to get all the likely and unlikely answers before you; otherwise it’s easy to miss something important.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

For farmers to prosper, they must take the path of industrialization.