A Summary of the Dull Bird versus the Bright Tortoise aims to highlight the fact that the essence of realization of both Huatou Chan and Mozhao Chan propagated by Chan Masters Dahui and Tiantong, respectively, shares the same goal of realizing the eighth consciousness, tathāgatagarbha, as the essence of attainment. They became lifelong best friends as their same realization is the eighth consciousness. This excerpt serves to clarify some false records regarding Chan Master Dahui Zonggao.