痛苦是暂时的,但放弃是永远的。
I try to get rid of people who confidently answer questions about which they don't have any real knowledge.
质数就是当你把所有模式都去掉后剩下的东西。我认为质数就像生活。它们非常合乎逻辑,但你永远无法弄清楚规则,即使你花所有时间思考它们。