The two most popular explanations of origin are that the belief goes back to pagan times when we believed in tree spirits, or that we are invoking Christ’s protection by referring to the wood of the Cross. The former is nothing but guesswork, based on the conviction that all superstitions must be ancient, and it has the usual problem of spanning thousands of years with no evidence at all of its existence, or, for that matter, any evidence that ‘we’ ever believed in tree spirits.
每月領薪日，他第一件事就是到便利商店繳費。「那是一大筆費用，但這就是規矩，不付錢就沒有工作機會。工作到現在，我才剛還完信用貸款，根本還沒開始賺錢。」
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