The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.

The beauty of virology is that viruses teach us the rules of life by breaking them.

我相信在一切似乎都出错的时候要保持坚强。

信任是商业中最有价值的货币。