Optimism is a strategy for making a better future. Because unless you believe that the future can be better, you are unlikely to step up and take responsibility for making it so.

理论很少被更好的理论推翻，更多的是被失去兴趣的实践者抛弃。

市场会做它必须做的事情来证明大多数人是错的。

每个伟大的管弦乐队都是社会的镜子，既反映其美德也反映其缺陷。