The concept of a Turing machine is foundational to our understanding of computation.

世界的历史不过是自由观念的发展史。

You can't just give up on something because it's hard.

"The key to success is to focus on goals, not obstacles."

实现明天的唯一限制是我们今天的疑虑。

音乐应该让你感受到什么，而不仅仅是听起来好听。