The existence of a legal system presupposes the existence of a rule of recognition.
最大的风险是不冒任何风险。在一个快速变化的世界里,唯一注定失败的策略就是不冒险。
A mind needs books as a sword needs a whetstone if it is to keep its edge.
适应性是任何商业领袖最重要的特质。