还有什么地牢比自己的心更黑暗!还有什么狱卒比自己更无情!
What other dungeon is so dark as one's own heart! What jailer so inexorable as one's self!
Innovation is not just about new ideas, but about executing them brilliantly.
当大雪降下,冷风吹起,独行狼死,群聚狼生。
最好的数学是简单的,但又不至于过于简单。