最重要的思想是那些让我们以新的、更高效的方式利用现有资源的想法。

Intuition is nothing more and nothing less than recognition.

But who prays for Satan? Who, in eighteencenturies, has had the common humanity to pray for the one sinner that needed it most?（From Jane Lampton Clemens）

次要规则是那些规定主要规则的创建、修改和废止的规则。