You run a company- that would keep a person busy.

[ She could understand why Tony allowed his training to fall to the wayside, but at least he was making some kind of effort by showing up. ]

Practical application is what I specialise in, Mr. Stark. While I did lead training drills during the war, that was necessary at the time. Which I'm sure you must have read about. If you want to demonstrate your skills, then you only need to say so.