Actually, it was first a movie called Gale Force, which was a hurricane movie. That script never came together, and then the same deal was replaced with Cliffhanger.
It seems that we have it backward in our society. We tend to look up to people who are under a great deal of stress, who can handle loads of stress, and those who are under a great deal of pressure.
Also, from a technical point of view, as you're standing in front of a microphone all day, it's quite a good idea that I should play a laid back sort of character because if he was too frenetic, I'd be exhausted by lunch!