自动机和形式语言的研究对于理解计算的极限是基础性的。
The study of automata and formal languages is fundamental to understanding the limits of computation.
The role of business is to produce products and services that make people's lives better—while using fewer resources—and to act lawfully and with integrity.
创新不是标新立异,而是真正解决玩家未被满足的需求。
If ease of use was the only requirement, everyone would still be riding tricycles.