Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.

I’m not a guy that’s going to let my love for my family down.

宇宙是无限多样的。

The language of mathematics is universal; it transcends all cultural barriers.

世界是一个美好的地方，值得为之奋斗。

劳动力的培训和提高是提高生产力的有效途径。

创新不是口号，而是要在每一个细节上不断突破。