法律规则不仅仅是威胁支持的命令。
Legal rules are not merely commands backed by threats.
The language of causality is the language of science.
当你负责为家庭提供食物时,每个决定都至关重要。
Nothing in biology makes sense except in light of evolution
一个人若不付出一些无知的代价,就永远不会幸福。