解释：将自己的利益给了别人，别人也将会把实惠返回给自己；将自己的怨恨发泄给别人，祸害也将会降临到自己身上。

The best way to learn about investing is to read a lot and study the great investors.

The only true voyage of discovery would be not to visit strange lands but to possess other eyes.

States are rational actors that seek to maximize their power and security in an anarchic international system.

结构化程序设计支持被排除中间语言的法律。