Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied.
语言是一种自由创造的过程;其法则和原则是固定的,但生成原则的使用方式是自由且无限多样的。
"In the study of computational complexity, we often find that the boundaries of what is possible are defined by the limits of our imagination."