At Lucas's current level, he was already a Peak Saint.
What remained was no longer a breakthrough he could achieve simply by cultivating in seclusion. All he lacked was a sudden epiphany or an opportunity. Then he could push his understanding of the Earth Element straight to one hundred percent and become a Deity.
So Lucas came out, intending to help Windsor begin comprehending the Force of Heaven and Earth. He had previously taught her Tai Chi, which happened to align well with the Profound Mystery of Roundness within her Water Element talent. The waterfall here was just right.
Lucas began having her practice Tai Chi under the pounding waterfall. Once she could stand firmly beneath its force, control herself well, and perform Tai Chi Fist, Lucas believed she should gain some insight. With the water pounding against her like that, he did not believe she would fail to comprehend anything at all.
After teaching her for a while, Lucas began considering how he could break through to deityhood himself. Two paths lay before him now. One was to use the feng shui knowledge he knew from his previous life and travel through the mountains and rivers of this plane. He would carefully experience their contours and the changes in how their energies gathered, while also assessing feng shui for humans and burying their dead. In this way, he could accumulate insights and become a Deity.
Most humans on the continent now lived in scattered tribes in valleys across the land. Most of the population of the duchy he had previously established had come from his students' tribes. He clearly did not have the spare time to take up his old trade now, so he could only choose the other path.
Fortunately, the terrain here had considerable differences in elevation,