Some do it for an endless pursuit of profit, and others, for the sake of the well-being of the society.
有人做生意是为了无止境的追求利润,有的人是为了社会的繁荣。
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然,那么伽利略的两片曲面镜对自然的歪曲又该多大呢?