语言天赋是唯一一个从基因上标记我们所有人的特征，使我们与其他生命形式区分开来。
The gift of language is the single human trait that marks us all genetically, setting us apart from the rest of life.
儿童书籍应该像阅读它们的孩子们一样多样化。
Happiness in this world, when it comes, comes incidentally. Make it the objet of pursuit, and it leads us a wild-goose chase, and is never attained. Follow some other object, and very possibly we may find that we have cought happiness without dreaming of it.
It is a first principle of human action that a man does what he believes will satisfy his desires.
Hard work beats talent when talent fails to work hard.