Introduction “Zen,” said Ronald Eyre, the seeker-host of the BBC television series The Long Search, “is fatally easy to talk about.”[i]  That being so, few people have spoken or written as much about Zen—while keeping it plenty difficult---than Eihei Dōgen (born Dōgen Kigen in Kyoto in 1200 CE), the founder of Japan’s Sōtō Zen sect.  … Continue reading The Manifestation Koan: Eihei Dōgen’s Genjōkōan