| Why We Knock on Wood, and the Origins of 7 Other Superstitions | | Are you careful around ladders, mirrors, and salt? In many cases, the origins of these superstitions have multiple layers, meaning they might go back to pagan, Christian, medieval, or Victorian beliefs all at once. In other cases, the story is far more modern than you might think. |  |
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| The Origins of 7 Graduation Traditions | | Graduation: a time when students wear awkwardly pointy hats, wrap themselves in robes, and listen to esteemed strangers tell them to chase their dreams. Here's how some of those traditions came to be. | |
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