Zen Sand is a classic collection of verses aimed at aiding practitioners of k an meditation to negotiate the difficult relationship between insight and language.
As such it represents a major contribution to both Western Zen practice and English-language Zen scholarship.
In Japan the traditional Rinzai Zen k an curriculum includes the use of jakugo, or capping phrases.
Once a monk has successfully replied to a k an, the Zen master orders the search for a classical verse to express the.