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.
The spellbound astronauts pinned themselves to the windows, the first humans to see the far side of our nearest celestial neighbour. And then, from over the advancing horizon, an incredible sight.，这一点在夫子中也有详细论述
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而松下这样做的理由也十分简单，那就是通过缩减成本来强化自身的盈利能力，但事与愿违的是，即便是在高端机型市场，留给松下的生存空间也越来越狭窄。
The Secret History of Knocking on WoodMost of human nature is never written down — and machines can't learn it from text。关于这个话题，搜狗输入法2026提供了深入分析
Материал подготовлен при участии ресурса по борьбе с фейками «Лапша Медиа».