实现明天的唯一限制是我们今天的疑虑。

The more we realize our minuteness and our impotence in the face of cosmic forces, the more astonishing becomes what human beings have achieved.

Chinese mining industry must enhance international competitiveness to go global.

表演不是要成为不同的人。它是在明显不同的事物中找到相似之处，然后在那里找到自己。