传记作者的挑战在于既要成为侦探，又要成为诗人。
The biographer's challenge is to be both a detective and a poet.
真正的领导力是为团队服务，而不是指挥他们。
The only real failure is the failure to try.
追求真理是人类最高尚的事业。
In times of change, the learners inherit the earth, while the learned find themselves beautifully equipped to deal with a world that no longer exists.《Steel and Strategy》