Groups of bees work together to produce honey. Their great efforts are not selfish, however, as the amount of honey they produce is for an entire group rather than a single individual.

　　成群结队的蜜蜂在一起酿蜜，它们付出这样大的辛劳并不是为自己，而是因为它们酿出的蜜可以为整个群体而非个人所享用。