L-函数的研究是数学知识统一性的反映。

I think it would be a disaster. The extraterrestrials would probably be far in advance of us. The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species. I think we should keep our heads low.

对于合同合作三年后是否继续支持足球时，王健林说

You can learn more about a man in an hour of play, than in a year of conversation.

Every human being has hundreds of separate people living under his skin. The talent of a writer is his ability to give them their separate names, identities, personalities and have them relate to each other.

PAC学习框架提供了一种正式的方法来分析学习算法的效率和有效性。

可以通过对过去事件的观察，形成对未来事件概率估计的一般规则。

I don’t run from the past, I run toward the future.