翻译：说明自然资源是天生的，而人类通过工艺将其开发利用。

真正的进步来自于挑战现状，拒绝满足于“足够好”。

I never buy anything unless I can give myself a good reason why I should buy it.

Literature is the voice of the silent, the light in the darkness.

所有模型都是错误的，但有些是有用的。