Everyone is shy. Other people are waiting for you to introduce yourself to them， they are waiting for you to send them an email， they are waiting for you to ask them on a date. Go ahead.

If you have an apple and I have an apple, and we exchange apples, we both still only have one apple. But if you have an idea and I have an idea, and we exchange ideas, we each now have two ideas.

中国矿业要走向世界，必须提升国际竞争力。

I think the most important thing is to tell a story that you believe in, and to tell it with passion and conviction.

Space is a substance.

我不担心别人怎么想，我只是出去尽我所能。

官员愈多，则政府越弱。