... It's a good piece of info that I think everyone should master - Ask the right question, get the right answer. This pays off in so many ways, it isn't funny and you can use it and abuse it everywhere, in everyday life. This isn't a great theory that doesn't work in reality, this is a basic foundational requirement. Yes, I feel very strongly about this and Brent suggested I should write up how I managed to teach it so here goes.