The poor are not irrational; they are just as rational as anyone else, but they operate under very different constraints.
Writing is a way of resisting forgetting.
Friends always come and go, but a champion flag will never fall.
我们都希望一切保持不变。不如安于生活。
It is not necessary to take life too seriously. You will never get out of it alive.
人工智能的真正挑战不仅仅是构建智能机器,而是构建能够学习和适应的机器。