Most people think, when they're young, that they're going to...

Most people think, when they're young, that they're going to the top of their chosen world, and that the climb up is only a formality. Without that faith, I suppose, they might never start. Somewhere on the way they lift their eyes to the summit and know they aren't going to reach it; and happiness then is looking down and enjoying the view they've got, not envying the one they haven't.