11 Years To Prepare.

Even then, force diagrams were rare because reaching the second mortal coil is just the minimum requirement to create them. 

After all, it is one thing to know something and understand it, but it is another thing to be able to articulate it perfectly so that others can learn that thing and understand it enough to use it to transcend too. 

So it is those at the third mortal coil that can produce force diagrams reliably. It is why force diagrams are very expensive in this day and age. They are valuable even for a powerful cultivation family like the Dyson family. 

He doesn't think he is a genius capable of breaking through on his own. Even if he is, he will still need time to break through on his own. It is time that he can't afford. 

It might take decades for him to find enlightenment and a breakthrough on his own. But he doesn't have decades. He only has a maximum of eleven years to prepare for the special regional sect examination.