Juheulgwan 주흘관 is one of three castle gates across Saejae 새재 valley near Mungyeong 문경 located in the southeast of Korea.
Two men were arguing about a flag waving in the wind. The first one said, "The flag is moving." Another one contended "No, it is the wind that is moving."
Two men were arguing about a flag waving in the wind. The first one said, "The flag is moving." Another one contended "No, it is the wind that is moving."
A Seon master that chanced to be passing by overheard the debate and told them "Not the wind, not the flag, it is your mind that is moving."