For the eyes of the world now look into space, to the moon and to the planets beyond, and we have vowed that we shall not see it governed by a hostile flag of conquest, but by a banner of freedom and peace.

写作是重新找回过去的一种方式。

Precision measurements in astronomy open new windows to understanding the universe.

世界上充满了自童年以来从未以开放的心态面对开放的门的人。

每晚我上床睡觉，醒来时就更富有。