The beauty of the Black-Scholes model is that it reduces the problem of pricing an option to estimating a few key parameters, most notably volatility.
布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为估计几个关键参数，尤其是波动率。
任正非内部讲话稿
最大的风险是不冒任何风险。
A proposition is an assertion that something is or is not the case.
解读：揭示人性在情感驱动下的矛盾心理，爱与恨衍生截然不同的期望，提醒审视内心，别让负面情绪操控行为。