As the greatest book of Jewish mysticism, the Zohar is a revered and much-studied work. Yet, surprisingly, scholarship on the Zohar has yet to pay attention to its most unique literary device--the presentation of its insights while its teachers walk on the road. In these pages, rabbi and scholar David Greenstein offers the first examination of the -walking on the road- motif. Greenstein's original approach hones in on how this motif expresses the struggles with spatiality and the everyday presented in the Zohar. He argues that the walking theme is not a metaphor for...