Things we lose have a way of coming back to us in the end, if not always in the way we expect. You're a wizard, Harry. Of course it is happening inside your head, Harry, but why on earth should that mean that it is not real? It is the unknown we fear when we look upon death and darkness, nothing more.
I solemnly swear that I am up to no good.
It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends. Never trust anything that can think for itself if you can't see where it keeps its brain.
Happiness can be found even in the darkest of times if only one remembers to turn on the light.