He presents the inner image, not the actual image as it is, in his painting. It is the image which is reflected by one’s mind. Lee made a note that his subject is ‘The Moon in Our Mind.’ The moonlight is a natural phenomenon and simultaneously it is beyond the phenomenon. The image expresses the feeling through the eye of the mind. We wonder where his next artistic destination is, which started from the human face and went on to the bamboo tree, apricot tree, a pine tree, and the waterfall.