科学的本质是提出正确的问题。

I believe in pink. I believe that laughing is the best calorie burner. I believe in kissing, kissing a lot. I believe in being strong when everything seems to be going wrong. I believe that happy girls are the prettiest girls. I believe that tomorrow is another day and I believe in miracles.

技术应该为生态服务，而不是相反。

The art of doing mathematics consists in finding that special case which contains all the germs of generality.