如果我们总是做同样的事情,就不要指望事情会改变。
No arts; no letters; no society; and which is worst of all, continual fear, and danger of violent death; and the life of man, solitary, poor, nasty, brutish, and short.
The past is never dead. It's not even past.
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。
物理系统的对称性反映在其能级的简并性上。
"The past is a shadow that follows us, but it does not have to define us."