最好的儿童书籍是那些让孩子思考的书籍。

我想知道上帝的构思；其他的都只是细节。

我相信直觉。如果感觉不对劲，那很可能就是有问题。

Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.

The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.