To be sure, a mountain is not the realm of ordinary folk, nor is it the realm of those who dwell in lofty places. You cannot really perceive what a mountain is by means of the standards used by those who wander in ignorance. If mountains are beyond comparison with the everyday notion of ‘flowing’, who then, pray, can doubt that a mountain flows, and that a mountain does not flow, as well as whatever else a mountain may do?
– Shobogenzo – Given to the assembly at Kannondōri in Kōshōhōrin-ji Temple on the eighteenth day of the tenth lunar month in the first year of the Ninji era (November 3, 1240).