The concept of law involves the union of primary rules of obligation with secondary rules of recognition, change, and adjudication.

世界上没有像大城市那样的孤独。

I don't think you can ever really know who you are until you're tested.

创新和技术将是满足世界日益增长的能源需求同时减少环境影响的关键。

我们所知道的很少，而我们不知道的却是无限的。

翻译：不争眼前小利，不发无谓怒火，懂得让利与克制，才能凝聚人心，成就大事。

比开始某事并失败更糟糕的是根本不开始。

The world is full of people whose notion of a satisfactory future is, in fact, a return to the idealised past.