Law is a system of rules, a union of primary rules of obligation and secondary rules of recognition, change, and adjudication.

He said that the world was made for men to fight in and that the worth of a thing was the worth of the fight for it.

活着是世界上最稀有的事情。大多数人只是存在，仅此而已。

In the midst of difficult times， it is our response that defines us， not the circumstances.

"The study of mind must be grounded in biology."

The beauty of literature is that it allows us to live a thousand lives, to experience a thousand emotions, all within the span of a single lifetime.