Bad Idea: Stone in slippers or sharp object
Good Idea:Cute baby bunnies
Bad idea: Rabbit shit... EVERYWHERE!
Good idea: The ability to fly.
Bad Idea: Losing the ability to fly whilst flying 40,000ft above a mountain range
Good Idea: Shapeshifting
Bad idea: Identity theft.
Good idea: The ability to control electricity flows.
Bad Idea: Power cut would render you useless
Good Idea: Reading minds