The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

绝望最常见的形式不是做你自己。

In the search for new quantum materials, the role of topology cannot be overstated; it is a key to unlocking the mysteries of the quantum realm.

"What is said cannot be unsaid, and what is heard cannot be unheard."

"Every book is a journey, and every journey is a book."