It's entirely to do with personality, I think. There are good directors who talk a lot, bad directors who talk a lot, and good directors who don't say much and vice-versa. It just depends on whether people respond to that personality and whether people have a willingness to do something for them.
Colin FirthI had heard all sorts of stories about Woody Allen's directing - directorial approach. And some of them turned out to be myth. But, one of them was that he doesn't rehearse and another was that he doesn't really direct, if he doesn't like it...he cuts it out of the movie, or even replaces you.
Colin FirthSomething like Shakespeare in Love, which became such an established hit that it now seems like a foregone conclusion... but it really wasn't. The script was around for a very, very long time and had people chickening out all the time.
Colin Firth