The first lesson reading teaches is how to be alone.
暴政的根基是恐惧。
Sustainability isn't a choice anymore—it's a responsibility we owe to future generations.
快乐的最好方法是给予。
解释：齐国是强国，利用它的强大进攻宋国，让他逞强，燕国就可以乘机打败齐国；齐国是大国，利用它的大国野心吞并宋国，增加土地，燕国就可以乘机进攻。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.