True happiness comes from inner peace.

学习就像种树，春天赏花，秋天收获果实；讨论文章如同春天的花，修养身心、付诸实践才是秋天的果实。

We are all blind, but some of us can see.

The speech we hear is an indication of that which we don't hear.

科学不仅是对世界的描述，也是世界的一部分。

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