I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

Courage is not the absence of fear, but the triumph over it.

The pursuit of knowledge is a never-ending journey, and each discovery opens the door to new questions.

岁月不居，流逝如滔滔江水，年纪衰老，一天不如一天了。我满腔忧愁，烦闷难以排遣，前途无望啊，心中总觉不安。

中国的崛起对自由民主秩序构成了重大挑战。