And now moving on. In at some point Yuanwu became Abbot of a famous temple. And He then moved to where a, another famous teacher lived to discuss the doctrines of Zen and why and Buddhism, why n is another sect. And then from this Yuan, whose fame spread widely, and he resided came to reside at Blue Cliff temple, and the name of the koan collection. There. He wrote he compiled as koans. He's 100 koans. In that text, the Blue Cliff Record gained wide popularity during his lifetime. It but it received some condemnation to to some, it did represent the highest standard of Zen literature. And that, by the way, is still true today. It's still considered one of the the most illustrious pieces of Chinese literature ever. But to others, it represented a subversion of Zen's tradition of pointing directly at mind, and shunning the study of written words as a vehicle for liberation. Sounds like these are the ones who just were anti con. They just thought the real pure practice and nothing to do with words. His famous air, his famous Dharma Heir Dawei, was so alarmed by the success of his teachers book, that he attempted this to destroy as many copies as possible. But it was too late, the book was already in circulation, and it couldn't be stopped.