+A **koan** is a paradoxical anecdote or riddle used in [Zen](/wiki/zen) Buddhism to test a student's progress and provoke great doubt. It aims to transcend conventional understanding, leading to sudden [enlightenment](/wiki/enlightenment) beyond logical thought.
+## See also
+- [Buddhism](/wiki/buddhism)
+- [Satori](/wiki/satori)
+- [Meditation](/wiki/meditation)
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