-According to you, why did Voldemort kill your parents?
-They were REALLY strong?
-No, because of a prophecy. I have to drop the key.
-Aw Shit.
(Ok this one is impossible to understand for non-french people. There is a french TV show called “Fort Boyard” here. The candidates have to pass tests to get the keys of the next rooms. (by fighting opponents, or getting it in a jar full of giant spiders, or climbing a wall…) One of the tests is an old man telling a riddle: if the candidate doesn’t answer right, he drops the key in the sea and the loser has to dive to get it.)