计算理论为理解什么可以计算、什么不能计算提供了基础。
The theory of computation provides a foundation for understanding what can and cannot be computed.
Dream big and dare to fail.
"Every novel is a journey, both for the writer and the reader."
The world is full of suffering, but it is also full of the overcoming of it.
没有熟练的操作者，最先进的机械也毫无意义。