Why a handkerchief? #42: En route to the heavy water plant, after you have hit a deer and finished it off, use the handkerchief to clean your hands.

Why a pocketknife? #23: When you hit a deer with your car en route to your heavy water factory, you should put it out of its misery.  Now, you might try to break its neck, but slitting its throat should be easier, quicker, and more painless.

Why a pocketknife? No. 25:  If you’re grouping your arrows well, you’ll hit your own knocks. Scrape off any glue before replacing the knock.

Why carry a handkerchief? Reason No. 43: Sometimes your friend says something so funny that it makes you drool.

Why carry a handkerchief? Reason No. 44:   If you have condensation inside your watch lens, you will be able to wipe it off.

Why carry a pocketknife? Reason No. 26: If someone has tied a loaded shopping bag to a loaded duffel bag and you must access the contents of both, don’t bother saving the bag; cut it loose.

Why carry a pocketknife? Reason No. 27: If your ski poles are bound together with packing tape, a knife is the best way to separate them.

Why carry a pocketknife? #28.  Your new SD memory card did not come with a can-opener for the package, but your pocketknife will do.

Why carry a pocketknife? Reason No. 29.  The battery door on your GoPro camera might get stuck.  Use your knife to free it.

Why carry a pocketknife? Reason No. 30: Your pocketknife is a handy tool for removing the micro-SD card from your phone.