光忙是不夠的，螞蟻也很忙。我們必須自問：我們在忙什麼？ It is not enough to be busy. So are the ants. The question is: What are we busy about?

光忙是不夠的，螞蟻也很忙。我們必須自問：我們在忙什麼？ It is not enough to be busy. So are the ants. The question is: What are we busy about?
梭羅，美國作家