Not the challenges necessarily, but the way in which you get ready because your technique has improved over the years and you perhaps know how to be more economical than perhaps you used to be when you tried to work perhaps too hard.
Christopher PlummerHow you prepare for a role is entirely your business in my point of view. There is little enough mystery anymore left in the world in the part of our profession, which should be clouded in mystery because it isn't in the public. You don't want the magician to show his tricks or how he did them do you? So I do think that is a very private thing that we actors should protect ourselves from.
Christopher Plummer