@Impossible_PhD Also also? Not to put too fine a point on it, but arming one's self is a responsibility - to do so safely involves building and maintaining perishable skills. And the best time to have started that is not "now" it's "some years ago".
Weapons aren't magic talismans; they're tools with a specific purpose and like any other tool they're not that useful for someone who doesn't know what they're doing.