Question: Is there any Kabbalist who can say that he knows the entire wisdom of Kabbalah?
Answer: There were very many Kabbalists who attainedĀ thisĀ state.
The wisdom of Kabbalah [1] is knowledge of the system of the management of our world, or as Baal HaSulam [2] writes, the method for revealing the Creator [3] to the creature in our world. Therefore, in any case, every person will be obligated to attain all of the knowledge of the wisdom of Kabbalah.
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From the Kabbalah Lesson in Russian 5/8/16
Related Material:
Everyone Will Discover The Upper World [4]
A Generation Of Seekers [5]
Can Anyone Study Kabbalah? [6]