真相很少是纯粹的,也从不简单。
The truth is rarely pure and never simple.
Train people well enough so they can leave, treat them well enough so they don't want to.
领导力在于因为你的存在而让他人变得更好,并确保这种影响在你离开后依然持续。
从n对观测值的样本中获得的相关系数的可能误差是sqrt((1-r²)/(n-2))。
In things indifferent, nothing is preferable to anything else.
Always read the plaque next to the monument.
The future belongs to those who believe in the beauty of their dreams.