Ancient cultures believed spirits lived in trees; knocking was a way to ask for protection or thank them for good fortune.
A popular "snow day ritual" used by kids (and teachers!) to summon a day off. The "Placebo" Power 21. Superstition
Why We Still Knock on Wood: The Science of Superstition Have you ever caught yourself throwing salt over your left shoulder or avoiding a sidewalk crack just in case? Even in our high-tech world, superstition remains a powerful force in our daily lives. The Psychology of Control Ancient cultures believed spirits lived in trees; knocking
💡 Superstition isn't about being "irrational." It’s a human way of finding magic in the mundane and a little extra courage when we need it most. 21. Superstition