The Dursleys often spoke about Harry like this, as though he wasn't there — or rather, as though he was something very nasty that couldn't understand them, like a slug.
But then, of course, only a very limited range of awful things do ever come to pass, and we forget the anxiety at once (or, rather, shift it to the new present).
The MBA (Master of Business Administration) has become the symbol of power and wealth, and is the degree that numerous people, both in America and all over the world, dream of or rather covet.