每首歌都讲述一个故事，每个故事都有一首歌。

A good algorithm is like a good story: it has a clear beginning, middle, and end.

The nervous system is a dynamic, ever-changing system.

"You can't be afraid to fail. It's the only way you succeed."

我们生产的每一件塑料制品都应该有明确的再利用或回收路径。