每个人都像月亮，有着从来不让任何人看见的黑暗面。

我写得越多，我就消失得越多。

唯一不变的就是变化本身，这是自然界一个永恒的主题。

The interplay between topology and quantum mechanics is a rich field of study that continues to surprise us with its depth and complexity.

我想我是不敢开心了，因为每次都会乐极生悲。