We want the best actor, and that's why Matt Damon worked so well in this role, because he's a great actor.
You want to do something that shows some type individuality and talent and imagination - at the same time, you want to be truthful to the predecessors, because obviously the audience liked something about them and you have to replicate that experience to a certain extent.
I think the future of psychotherapy and psychology is in the school system. We need to teach every child how to rarely seriously disturb himself or herself and how to overcome disturbance when it occurs.