What we see is that there are in fact two entangled traditions of “knocking on things for good luck”: touching iron, and touching wood. We also find that they are widely distributed, but also have a pretty clear cluster around the Mediterranean and Europe.
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圖像加註文字，週六空襲後，伊朗首都德黑蘭上空升起一股濃煙。圖像來源，AFP via Getty Image
Из Дубая в Москву вылетел первый с начала конфликта рейс Emirates02:15