Be grateful to everyone who made things difficult for you, because they could help you grow.
Chen Fei had never agreed with that saying before.
If one repaid resentment with virtue, how would one repay virtue?
Chen Fei had always repaid resentment with fairness and virtue with virtue.
But now, because of Wu Han and because of Nine Heavens Star Slaughter, Chen Fei was indeed growing rapidly.
Gratitude was out of the question, but everyone who made things difficult for Chen Fei truly did make him grow faster.
For an entire month, Chen Fei remained in his room without taking a single step outside.
His primary cultivation technique, which had fallen to the Proficient Realm, was cultivated back to the Perfection Realm by Chen Fei, and he continued advancing rapidly within the Perfection Realm.
Apart from the Desolate Universe God Slaughter Art reaching the Perfection Realm, Chen Fei spent that month primarily cultivating the four subordinate rules of Earth, Water, Fire, and Wind.
He first spent one hundred and twenty thousand low-grade Spirit Crystals to simplify those four subordinate rules. To Chen Fei now, that number of low-grade Spirit Crystals was no longer much.
Then, over the course of a month, Chen Fei cultivated those four subordinate rules from less than two Rule Fragments combined to ten fragments.
With that number of Rule Fragments, Chen Fei could now keep Earth, Water, Fire, and Wind ignited continuously without needing to cultivate for two hours and rest for one.
Moreover, with ten Earth, Water, Fire, and Wind Rule Fragments in total, Chen Fei could maintain the normal God Slaughter Form for the time it took to drink a cup of tea.
That amount of time was already enough to handle a high-intensity battle.
If he still could not end the battle within