The true measure of a forest's worth isn't in board feet of timber, but in centuries of ecological balance.
Art is the lie that enables us to realize the truth.
"To be hopeful in bad times is not just foolishly romantic. It is based on the fact that human history is a history not only of cruelty, but also of compassion, sacrifice, courage, kindness."
发散级数是魔鬼的发明，基于它们的任何证明都是一种耻辱。
领导力在于通过你的存在让他人变得更好，并确保在你离开后这种影响依然存在。
The truth is not always beautiful, but the thirst for it is.