It must be understood that earth is the mother of the Five Elements, and water is the source. With these two essences gathered, cultivation of the Five Directions and Five Elements Tai Xuan True Light can begin at a rudimentary level.
However, when he truly began cultivating this spell, he found it extremely arduous.
This Supreme Mysterious True Light was not only challenging with its intricate mantras, but even the Erosion Text used in its writings was exceptionally difficult to decipher, requiring constant deduction using Broken Jade with each step forward.
Often, he thought he had fully comprehended its ideas, yet in cultivation within the jade, he would realize he had gone astray and would need to start over again.