Answer:
Mental, Relationship, & Physical effects
Explanation:
Attitude is a very key trait in communicating effectively. A sour attitude warrants irritation from other parties, it can form a mental burden that can turn into a physical burden. Attitude can effect you internally and mentally, reflecting on your view of life and self image. A positive attitude can boost your energy, self love, and general charisma. Bad attitudes can result in bad results, performance, and damaging the relationships between people you have effected. It is the opposite for good attitudes.
A doctor that studies cardiology knows a lot of the hearts aorta, atria, valves, and ventricles.
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My guess is let him freeze his butt off then have his coat waiting at the door when he realizes he was wrong. It's called letting him learn from experience.