He had found the path, but he was unsure if it was the right one, so he needed to explore it.
The best way to explore was to seek validation from someone, and the only one who could provide that was himself. Therefore, even if it meant burning his life away, he was willing to do whatever it took to propel himself to his peak condition before swinging his sword.
"He really is a madman," he sighed internally, yet he was envious because there had been a time when he was as dedicated to the path of cultivation as Xiao Qiang, unable to continue firmly down that path. Now, he saw a reflection of his former self in Xiao Qiang.
Xiao Qiang's long sword had already fallen.
It was an extremely simple action, a sword slash. The long sword was swung downward from above his head, from top to bottom.