Sometimes discreetly wear my USMC KA-BAR in a pouch-type leather sheath (I made) high on my belt with a shirt hanging over it.Former Boy Scout here. I always carry a knife. Either a Spyderco Endura, Leatherman Rebar along with a pocket knife, or Buck 110 in a belt pouch. I like one-hand opening knives clipped to my Wrangler jeans front pocket.
Every day since I was eight.
Which one depends on what I’m doing that day I have a couple dozen. I also have a few good fixed blades for backpacking/camping and larger tasks.
The Gerber Prodigy lives under the front seat of car in case of emergencies.