The capital asset pricing model is a simple, yet powerful, tool for understanding the relationship between risk and return.
资本资产定价模型是一个简单而强大的工具，用于理解风险与回报之间的关系。
The greatest enemy of a good plan is the dream of a perfect plan.
We must remember that in nature there are neither rewards nor punishments—there are consequences.
我不是没有素材，而是没有时间。
可持续性不是一种选择，而是我们对后代的责任。
If everything was perfect, you would never learn and you would never grow.
选自《盐铁论·孝养》。距：通“拒”。【大意】拒绝接受别人意见的视听闭塞，自己独断专行的就会遭到孤立。