Dong-up KO, Sang-chun WOO, Hong-jin AN
It is taught that mind is the principle and the gateless gate is the teaching in Seon sect.
Since it is the gateless gate, how can you pass through it?
In order to try to pass through this gateless gate, so called the gate of nirvana from ancient time, Seon(Zen) monks from all around the country visit Venerable Mu-Mun in Mt. Odae hoping to attain an enlightenment. They perceive Koans through the relentless practice of meditation and other unrestrained practices throughout all the activities of daily life, as well as from the teaching of the venerable.