But you can't just leave it at that!" said Anathema, pushing forward. "Think of all things you could do! Good things.""Like what?" said Adam suspiciously."Well... you could bring all the whales back, to start with."He put his head on one side. "An' that'd stop people killing them?"She hesitated. It would have been nice to say yes."An' if people do start killing 'em, what would you ask me to do about 'em?" said Adam. "No. I reckon I'm getting the hang of this now. Once I start messing around like that, there'd be no stoppin' it. Seems to me, the only sensible thing is for people to know if they kill a whale, they've got a dead whale.
Terry Pratchett, Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch
environment, good-omens, responsibility, whales