The body is a landscape.

我不等待机会，我创造机会。

The price of freedom is eternal vigilance.

——重病病患康复后送给张文宏的锦旗

A failure is not always a mistake, it may simply be the best one can do under the circumstances. The real mistake is to stop trying.

地理学的研究是研究人与环境之间的关系。