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Peeling garlic? Cut off the root end first to make peeling cloves easier
(sh.itjust.works)
Efficiency in all walks of life.
Same trick goes for onions. Bonus points of you leave a little still attached for use as a pull tab.
And very lightly mash so the skin peels away easier. If you're picking at the skin, you're doing it wrong and are likely to get a hard bit of skin up your fingernail, which hurts.