Sam, I think it's because an overwhelming percentage of his students own/run businesses that are likely to be robbed. When you factor probability pre-class into the equation, the end calculus makes a lot more sense.
America needs to understand that our troops are not 'disposable'. Each represents a family; Fathers, Mothers, Sons, Daughters, Cousins, Uncles, Aunts... Our Citizens are our most valuable treasure; we waste far too many.
