Heaven-Defying Comprehension from the Start, and the Heroine Wants to Break Off the Engagement?

Li Wu transmigrates into a novel after making a couple of sarcastic comments about it, becoming a minor villain from the very beginning. The novel’s heroine shows up with the male lead to break off their engagement, and he is humiliated. Li Wu refuses to be humiliated. Luckily, he awakens the heaven-defying comprehension System. He can master any cultivation technique at a glance, comprehend it to the utmost, and then take it to an even higher level. With talent like this, what are a heroine and a male lead to him? His goal is to become invincible! The heroine brings the male lead to break off their engagement? Could you even withstand a single palm strike from me? Li Wu gradually discovers that this world is teeming with prodigies, one after another, like fish crossing a river. No matter... The heavens are vast and fair; my path shall flourish day by day. Above and below heaven, only my Dao reigns supreme.