a young man is found fishing near a pond by a police officer. his bucket of fish is full. cop: do you have your fishing permit on you young man? fisherman: no sir. they're my fish. i brought them from home. cop:what do you mean brought them from home? fisherman:every day i come here and let the fish swim in the pond and then i call them back. cop:what? how? fisherman: i whistle at them and they jump back into the bucket. cop: show me. at this point the young man empties his bucket and stands still. cop: so! fisherman:so what? cop: call on the fish!! fisherman:what fish?