The present is the past rolled up for action, and the past is the present unrolled for understanding.

And when his audience grew bored, he would spring into the air and do a back flip with a half twist.

There is no such thing as a happy ending. There are just good stopping places.

We may have all come on different ships， but we're in the same boat now.

科学因怀疑和质疑而繁荣。

煤炭仍将是能源结构的一部分，但它必须更清洁、更负责任。

建筑是框景的艺术。