There's a bluebird in my heart that wants to get out but I pour whiskey on him and inhale cigarette smoke and the whores and the bartenders and the grocery clerks never know that he's in there.
If a coin comes down heads, that means that the possibility of its coming down tails has collapsed. Until that moment the two possibilities were equal. But on another world, it does come down tails. And when that happens, the two worlds split apart.