Psychologically, it is of course easier to fire when attacking. But just one shot fired by the attackers is enough to awaken the self-preservation instinct of those being attacked, and they will automatically fire back. I found an effective, proven means of preventing my soldiers from firing: namely to go in first and not fire myself. (Otto Skorzeny, Sturmbannfuehrer SS)
Not something you'd expect from a Nazi muscle, is it?
The Director is listening:
The Tolkien Ensemble - Galadriel's Song of Eldamar