只保有你可一直携带的东西：掌握一些语言，熟悉一些国家，了解那些人民。让记忆成为你的行囊。
Own only what you can always carry with you: know languages, know countries, know people. Let your memory be your travel bag.
纠正一个错误与建立一个新的真理或事实同样有益，有时甚至更好。
森林的真正价值不能仅用板英尺来衡量。
God kisses the finite in his love and man the infinite.
"History is not the past. It is the method we have evolved of organizing our ignorance of the past."
领导力就是今天做出艰难的决定，这些决定将定义明天的遗产。