The profoundness of the wisdom in the holy Book of Zohar is enclosed and caged behind a thousand locks, and our human tongue too poor to provide us with sufficient, reliable expressions to interpret one thing in this book to its end. Also, the interpretation that I have made is but a ladder to help the examiner rise to the height of things and examine the words of the book itself. Hence, I have found it necessary to prepare the reader, to give him a way and an inlet in reliable definitions, concerning how one should contemplate and study the book...