Ji Xukong looked at Yang Qing, his expression somewhat dazed. Before he knew it, Yang Qing had already lived out his seventh life?
He had now lived out his fifth life. Logically, the gap between him and Yang Qing, who had lived out his seventh life, should not have been too great.
Yet reality was not so. The transformation into a Mortal World Immortal required living nine lives in reverse, and the further one progressed, the more time each stage consumed.
The peak of one life lasted roughly over ten thousand years. As one continuously transformed, the duration of each life's peak would gradually lengthen.
But that was not the crucial point. Once one entered old age, living out the next life became increasingly difficult.
When he lived out his second life, it had not actually taken him very long. He had even lived out his third life by consuming Immortal Medicine.
But when he reached the twilight years of his third life and began transforming, countless years had passed before he finally lived out his fourth life.
This time, the time he had spent transforming from the twilight years of his fourth life and living out his fifth life had become even longer.
This made him realize that if he wanted to continue living out his sixth, seventh, eighth, and ninth lives, he would need even more time.
By conservative estimates, it would take two or three hundred thousand years, perhaps even more.
In other words, the gap between him and Yang Qing had already widened to more than a hundred thousand years. What an immense disparity was that?
He should have thought of this long ago!
He could not help recalling how, back then, he had personally witnessed Yang Qing cultivate directly to the level of a fully