This is ignoring the general use for the stats and focusing solely on the specials. The game would be quite broken if the main point of the skills is to have one at 5 so you can do really cool stuff with it...
Indeed, except for our religions. Our nations are more or less designed to not get along at all. Having some people converted to fire lord worship would distress the rest of the people, as the balance of spiritual energies would be upset thus causing the spirits to become angry.
I've seen a lot of people type 'Very Good Thing' in this manner and thought it was for emphasis. It's alright.
At the same time, your people need not worry about the people of Tekorva trying to harm you or convert you as they don't really have an organized religion yet and have no desire for violence unless it is necessary.
tl;dr. I would really have to think about trade. It would be a little risky I think.