"The only limit to our realization of tomorrow will be our doubts of today."
一本书是作者和读者穿越时间的亲密对话。
The self is not a solid thing but a collection of echoes.
False happiness renders men stern and proud， and that happiness is never communicated. True happiness renders them kind and sensible， and that happiness is always shared.
追随你的心，用它引领你的一生，任何其他事情都是次要的。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.