成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜;真正的英雄主义是抵制这种怀疑;最深刻的智慧是知道何时应该抵制它,何时应该服从它。
成功的真正标准是你对他人的影响。
The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
"To give is to receive, to love is to be loved, and to live is to let live."