You must not think that what is hard for you to master is humanly impossible； and if it is humanly possible， consider it to be within your reach.

没有不流血的生命。

在每个词中都有一个待发现的世界，一个意义宇宙，将我们与我们存在的最深处连接起来。

每个单子都是一个中心，无限地体现了周围的宇宙。

Home is wherever I'm with you.

Every lump of coal we mine keeps the lights on in someone's home.

解释：愚者最大的弊病，就是误把聪明人当糊涂人糊弄。