我们都是自己过去的幽灵，徘徊在我们曾经熟悉的地方。

Identity is a fragile thing, easily lost and hard to regain.

The discovery of exoplanets has opened a new window on the universe, allowing us to explore worlds beyond our solar system.

"The best ideas come when you're not trying too hard."

语言是永远不会放逐你的家园。