动力学的方程在用变分法的语言表达时是完全的。

我们必须始终质疑我们的假设，并愿意根据新的证据修正我们的理解。

"The world is full of stories, and each one is a window into a different reality."

Innovation is the lifeblood of any successful business. Without it, companies stagnate and die.

每一本书都是一次旅程，每一次旅程都是一本书。