In 1922 Rabbi Yehuda Ashlag came up with a commentary on Rabbi Isaac Luria’s Tree of Life. This section is within the Writings of the Ari and speaks about what happened before Creation, before Genesis.
The cause of our pain and suffering is because most of us don’t know what our purpose in life is. These classes are deep knowledge with advanced terms and were put together so we can understand the concepts of time before the time a place before anything, before the Garden of Eden. What was the purpose of everything? Learn here.