True leadership means making tough decisions today that will benefit future generations.
真正的领导力意味着今天做出艰难的决定，这些决定将使后代受益。
一个观念的价值在于它的实际后果。
译文：聪明用错地方了，不如一辈子愚钝；交友不慎，错交朋友，还不如静下心来读书。赏析：聪明反被聪明误，聪明的才智用在正道，才能凸显它的价值，反之则会贻害无穷。朋友在于精，不在于多，狐朋狗友千千万，不如知己一人。
给我一个支点，我就能撬动地球。
In mathematics, the art of proposing a question must be held of higher value than solving it.
"There is no such thing as a moral or an immoral book. Books are well written, or badly written."
写作是理解世界的一种方式。
Writing is making sense of life. You work your whole life and perhaps you've made sense of one small area.