I'm glad Brian Williams is gone; facial asymmetry bothers my aesthetic sense and Williams has a crooked nose. Whenever he's on TV, it's all I pay attention to. According to Williams, he broke his nose when he jumped out the 2nd story window of a burning building carrying an orphan with leukemia.
The quickest method of differentiating ISTJs and INTJs is simply to ask if they like Monty Python skits. ISTJs detest that juvenile nonsense while INTJs will perk up immediately and start reciting lines.