He explained his reasoning to her by saying, "The main problem is that your talent for cultivation lies in mana manipulation and energy refining, not body forging. By cultivating the path of body forging, you have cut down on your potential."
"Even if you get enough resources to push your foundation to the peak of the third mortal coil quickly, you're likely to fail in breaking through to the fourth mortal coil because you will be advancing in a field that you're ill-equipped to handle."
She sighed and said, "It seems the third mortal coil is going to be my limit."
He said, "Not necessarily. If you can successfully advance to the peak of the third mortal coil and make sure that every city, town, and village in the Five Vein region has a Red Dojo, I can help you overcome the lack of talent needed to advance to the fourth mortal coil."
