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.

Coal will remain part of the energy mix, but it must be cleaner and more responsible.

君主是国家的根本

Life is constantly letting go, but the biggest regret is that we don't have time to say goodbye properly.

History is the present. That's why every generation writes it anew. But what most people think of as history is its end product, myth.

Every mathematical problem is a window into a new world of understanding.

我无所畏惧——不是鲁莽的那种，而是忠于真实的自我。

我认为你不应该对任何事情感到后悔。一切事情的发生都有其原因。