River cleanup work, which only touches the symptoms, is no longer enough to save the Tanshui. If you want to know when it will again be possible to see the bottom of the Tanshui through clear waters, you might as well ask what the meaning of life is, for it all comes back to this most basic of questions.
治標的河川整治工作，如今已救不了淡水河；如果要問淡水河何時才能重回清澈見底的景況，恐怕要回到人類最基本的課題。