过去是一个陌生的国度;他们在那里做事的方式不同。
"The only true voyage of discovery, the only fountain of Eternal Youth, would be not to visit strange lands but to possess other eyes, to behold the universe through the eyes of another, of a hundred others, to behold the hundred universes that each of them beholds."
第一项任务是理解问题,第二项是找到解决方案,第三项是执行它。
The past is always tense, the future perfect.