He wanted to make his spirit resemble himself. If he succeeded, he would try and copy the existing techniques to train the body to see if the spirit would become stronger.
Nothing was new, and this might be a faster way to strengthen his spirit.
The second goal was to allow the Heaven Severing Saber to attain artistic conception. He wanted to see if this would have any impact on him.
After his artistic conception of Unbounded Fist reached the perfection stage, it was surprising for him to discover that he could enter his spiritual space without much of a difficulty.
The perfect state of artistic conception seemed to have already started communicating with the outside world. Though this was barely considered a big deal, it allowed him to see things differently when he looked around. The world around him seemed to have different colours and the most bright seemed five, each resembled the five elements.
