內行看門道，外行看熱鬧

nei4 hang2 kan4 men2 dao5 , wai4 hang2 kan4 re4 nao5

while the connoisseur recognizes the artistry, the layman simply enjoys the show

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內行看門道，外行看熱鬧|内行看门道，外行看热闹 [nèi háng kàn mén dão , wài háng kàn rè não] ► while the connoisseur recognizes the artistry, the layman simply enjoys the show