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.

The fight against viruses is a continuous battle, and science must always stay ahead.

创新不是重新发明轮子，而是让轮子转得更顺畅、更快。

言语是唯一永恒的东西。

The real giants have been those who have stood for something, who have had a clear idea of what they wanted to say and have said it with force and clarity.