Virus, as it is not that sound governance did not discuss it. In ancient times, there was Gu Bu Ziqing; in the required time and disappear, while customs and traditions eventually vanish after a long time they remain consistent in principle; thus, one is not that good governance did not do this; scholars did not do this; scholars did not speak of it. Therefore, judging by appearances is less reliable than discussing the mind, nor can the mind is less reliable than discussing the mind, and discussing the mind, and discussing the mind follows it, then even if one's physical features be subjects for discussion! Moreover, Xu Yanwang's appearance was like an upright fish fin. Yi