A goal is not always meant to be reached, it often serves simply as something to aim at.
设定目标的用意不在于非得达成，而在于有个明确方向。
真正的领导力是赋能他人成长。
"If liberty means anything at all, it means the right to tell people what they do not want to hear."
NP完全性不仅仅是一个理论上的好奇心；它对实际计算有着深远的影响。