Bab 45: Hunting the Sabertooth Viperfish

"You must be wondering why he hasn't done it yet. It must be because even three Sun Fruits won't help your father breakthrough.

"There are a few reasons. First, your father is old.

"Martial artists cultivate vitality, but the younger they are, the stronger their vitality will be. 

"Your father is already in his fifties and has long passed his prime. At this time, if he wants to break through to a higher realm, the difficulty will naturally be much higher than a younger martial artist!

"Secondly, your father might be harboring many hidden injuries.

"This is also a common problem for frontline soldiers. Because of the long years of fighting, frontline soldiers will inevitably have all kinds of problems, hidden injuries, and root causes that are not addressed.

"These things are nothing when you're young. You just have to endure it with youth.