Courage is the most important of all the virtues because without courage, you can't practice any other virtue consistently.

全球经济治理的未来取决于大国之间合作与竞争的平衡。

真相很少纯粹，也绝不简单。

Law is not a system of rules, but a union of primary and secondary rules.

诗人是他时代的见证者。