A firearm should never be the beginning of a personal defense plan. Awareness, good judgment, avoiding dangerous situations, creating distance, and leaving when possible should always come first. Most confrontations can be prevented or escaped long before they become deadly. Carrying a firearm does not remove those responsibilities. It makes them even more important.
But there may come a moment when awareness was not enough, escape is no longer possible, and someone presents an immediate threat of death or serious bodily harm. In that moment, a firearm becomes the last line of personal defense. It can also serve as the great equalizer when the person being attacked is smaller, weaker, older, injured, outnumbered, or otherwise physically unable to defend themselves against a stronger aggressor. It exists for the moment when every safer option has failed and doing nothing could cost an innocent person their life.
That is why a firearm should be treated as the last option, not the only option. It is not carried to settle arguments, protect pride, intimidate strangers, or punish bad behavior. It is carried as emergency equipment for the worst moment imaginable, and that responsibility demands regular training, discipline, preparation, and sound judgment. The sincere hope is that those habits and good decisions will keep it holstered for a lifetime.