An Introduction to Zen Buddhism

Ummon, founder of the Ummon School of Zen, comments on this by saying, “If I had been with him at the moment of his uttering this, I would surely have struck him dead with one blow and thrown the corpse into the maw of a hungry dog”.

Zen is religion, in the sense that Christianity and Mohammedanism is, would be a mistake

Zen believes in its inner purity and goodness