The present is always changing, but the past is fixed.

If you think you understand quantum mechanics, you don't understand quantum mechanics.

The human brain is a social brain, and it evolved to deal with social relationships.

永远不要让自尊心妨碍你做正确的事。

Physics is not just about solving problems, it's about understanding the nature of reality.

Inflation is the mechanism that can make the universe flat, homogeneous, and isotropic.

听我说，朋友，希望是件危险的事。希望能叫人发疯。

每首歌都是一个故事，每个音符都是一种情感。

如果今天我不是拿破仑的话，我想成为亚历山大。

阅读是作者和读者之间无声的对话。