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离开后仍能持续。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
The only reason people want to be masters of the future is to change the past.
Every mathematical problem has a solution; it's just a matter of finding the right perspective.
写文章的方法，最重要的是要有自己的心得体会。
