Music is supposed to inspire. It's supposed to make you feel something.

PID控制器是控制工程师的通用工具，适用于各种各样的过程。

The only way to do great work is to love what you do.

"History is not just a record of events; it's a tapestry of human emotions and choices."

——《民族主义第一讲》

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。