Laws, in their most general signification, are the necessary relations arising from the nature of things.
优秀的数学家应该既严谨又富有想象力。
资本资产定价模型并非旨在描述投资者实际行为的实证理论,而是关于理性投资者应如何行事的规范理论。
我不追随潮流。我宁愿做自己觉得对的事情。
The most difficult thing is the decision to act, the rest is merely tenacity.