Comics: In order to make the donkey obediently grind, man invented four tricks! Comics: In order to make the donkey obediently grind, man invented four tricks! Comics: In order to make the donkey obediently grind, man invented four tricks! Comics: In order to make the donkey obediently grind, man invented four tricks! Comics: In order to make the donkey obediently grind, man invented four tricks!