People forget they have options. And they forget that those things don't really matter. They should concentrate on what they have and not what they don't have. And by the way, wishing and dreaming doesn't mean concentrating on what you don't have, it's positive thinking that encourages hoping and believing, not whinging and moaning.
If You Could See Me Now (ed. Hachette Books, 2006) - ISBN: 9781401383817