english: The reason I can tell you what opportunity cost is, is because one day when I was playing Super Mario Kart on my couch, my friend Emmet walked in, and he said, "How long have you been playing Super Mario Kart?"
non_english: Viem vám povedať, aká je cena príležitosti, lebo v jeden deň, keď som ležal na gauči a hral hru Super Mario Kart, vošiel môj kamarát Emmet a povedal: „Ako dlho už hráš Super Mario Kart?“