Legal rules are not merely predictions of what courts will do, but are reasons for action.

孤独并不是来自身边无人。感到孤独的真正原因是因为一个人无法与他人交流对其最要紧的感受。

"I decided as long as I'm going to hell, I might as well do it thoroughly."

行为由当前刺激情境和过去的强化历史决定。