[Beagle8U]

“And that is why I conceal carry. My gun trumps some idiot terrorist’s knife.”

Unless you carry the gun in your hand at all times it won’t protect you against a knife attack.

[Blue Jays]

Completely concur with your post Beagle8U.

If the person standing behind you in line for coffee at the quickie-mart plunges a knife into the base of your skull without so much as saying a single "Allahu Akbar!"
there isn't much one can do. It is virtually impossible to remain in Condition Red or Condition Yellow forever.