世界是一个充满恐怖的地方，但也是美丽的地方。

The key to solving complex problems is often to find the right abstraction that simplifies the problem without losing its essential features.

The heart of another is a dark forest, always, no matter how close it has been to one's own.

"The most important thing a child can learn from a book is that they matter."

行善的权力也是作恶的权力。