Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
领导力在于因你的存在而使他人变得更好,并确保这种影响在你不在时仍持续。
当且仅当所有投资者都持有均值-方差有效的投资组合时,市场组合才是有效的。
Every soul is a star.
理解就是创造。