The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

Integrity is the foundation of every lasting success.

The goal of diplomacy is to resolve disputes through dialogue and cooperation, and promote sustainable peace and development.

好奇心是每一次重大科学突破背后的驱动力。

Respect nature and follow its course.

达到一个目标只是另一个目标的起点。