历史学家必须兼具诗人和哲学家的特质。
一个人不应该发愁没有官位俸禄,而应该发愁没有为官的本领。不应该发愁别人不了解自己,而应追求能够让别人了解自己的才能。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.