"Not exactly," Hermione said. "Think of it like this— you’re not just here. You’re in a trillion places at once, you just can’t remember all of them. And you could give happiness to a billion of those. Not all of them, but a lot. A billion variants of you, exactly the same in every way except for some tiny choice that you or a stranger made, just as unhappy as you are now. You could make things better for them. They