05-15-2010, 10:41 PM
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Senior Member
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Join Date: Feb 2004
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4. Q. Why do X's at the end of a letter signify kisses?
A: In the Middle Ages, when many people were unable to read or write, documents were often signed using an X. Kissing the X represented an oath to fulfill obligations specified in the document. The X and the kiss eventually became synonymous.
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