The wisdom of Kabbalah is the most ancient of all wisdoms. It goes back to the times of Abraham the patriarch, which is the 18th century BC, 3800 years ago.
Abraham the patriarch was just like anyone else in Babylon, in Ur of the Chaldees. He was a Bedouin tribesman who discovered Godliness—something completely outside of this world—and wrote a book about it called Sefer Yetzira(The Book of Creation), which is actually the first book on the wisdom of Kabbalah...
We in this world can reveal this root that reaches us and from it we can begin to elevate in order to attain Divinity. It means that this wisdom is not merely a theoretical or abstract wisdom, but it is a means, it is a tool, by which it is possible to climb up the ladder, up steps of attainments, until reaching the revelation of Divinity...