要说“我爱你”，首先必须能够说“我”。

To live is the rarest thing in the world. Most people exist, that is all.

只要心意不放纵，就不会出现差错；只要用心不怠惰疏忽，就没有不能坚守的、随意放纵的志向。

I am always glad to think that my education was, for the most part, informal, and had its roots in the soil.

The best technologies fail without the right people to implement them.

如果一个想法一开始不荒谬，那么它就毫无希望。