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.
“My peers, lately, have found companionship through means of intoxication - it makes them sociable. I, however, cannot force myself to use drugs to cheat on my loneliness - it is all that I have - and when the drugs and alcohol dissipate, will be all that my peers have as well.”