It's funny - I read that women look to chiseled-faced guys for one-night stands and to round-faced guys for marriage. When I'm rounder in the face I like to say 'This is my long-term look.' Or 'This is my wife-and-kids look right here.'
Soldiers when committed to a task can't compromise. It's unrelenting devotion to the standards of duty and courage absolute loyalty to others not letting the task go until it's been done.