If there's anything I'd hate as a son-in-law, it's an actor; and if there's anything I think I'd hate worse than an actor as a son-in-law, it's an English actor.
Kissing in films, it's just another thing you have to do. It kind of becomes as technical as how to open a door, really.
Much as soldiers come back, they've been in combat or the edge of it and suddenly that adjustment back to civilian life is a real challenge.