"To read is to travel without moving, to live a thousand lives in one."
閱讀是不動身旅行，是在一生中活上千次。
多項(xiàng)式時(shí)間歸約的概念對于理解NP完全問題的結(jié)構(gòu)至關(guān)重要。
你最大的敵人是你自己的人性——你的不耐煩、你的恐懼、你對認(rèn)可的渴望。
Organic farming is not a step back, but a leap forward in quality and responsibility.