He could use it as motivation to improve. Maybe there are aspects of the novel that he can work on, like the marketing or the plot development. He could also try to engage with the people who made the comment in a polite way to understand their perspective better.
At first, the public was very much against the Central Park 5. There was a lot of media coverage that painted them as guilty. Because the crime was so heinous and the victim was a white woman in Central Park, which is a well - known area, people were scared and angry. They wanted someone to be punished. The fact that the accused were young black and Latino males also played a role in the public's immediate negative reaction. There was a sense of 'us vs. them' that was stoked by the media and the general climate of the time.
Sakura would probably be both scared and fascinated. She might initially be frightened by the dinosaurs but then use her medical ninja skills to help any injured people. Sasuke would be more aloof. He'd likely see the dinosaurs as just another challenge. He might study their behavior to find weaknesses and use his sharingan if any of the dinosaurs pose a real threat.
Ladybug would see Disneyland as a place full of positive energy. She would be cautious at first, always on the lookout for any signs of trouble. But as she explores, she'd start to enjoy the different shows and parades. Chat Noir would be like a big kid. He'd want to try every single ride and interact with all the costumed characters. He might even challenge some of the Disney villains to a friendly duel. And Marinette, well, she'd be busy taking mental notes for her future fashion creations, while also being in love with the whole Disney atmosphere.
The Weasley twins would likely make light of the situation at first. They might crack some jokes to ease the tension. But they would also use their own experiences to tell Harry and Ron that fighting over small things isn't worth it and that they should patch things up quickly.
Papyrus might be initially shocked. He's used to Sans being more laid - back, so seeing him in a fight could be quite a surprise. His eyes would widen and he might gasp.
Many of the captains would be on the edge of their seats. They'd be closely observing every move Ichigo makes. Ukitake might be silently cheering Ichigo on, hoping that he can succeed where they might have failed in the past against Aizen. And Hitsugaya would probably be analyzing Ichigo's techniques to see how he can improve his own skills.
In this fanfiction, the gods' reactions could vary greatly. Some gods may see Percy as a valuable asset in the fight against Kronos and cheer him on from the sidelines. Others might be jealous of the attention Percy is getting or fear that his success could disrupt the balance of power among them. The gods could also be influenced by their past relationships with Kronos. Those who have a history of enmity with him would be more likely to support Percy wholeheartedly, while those with more ambiguous relationships might be more hesitant in their support.
Superman would likely be impressed yet also a bit competitive. He'd see Goku's strength and might feel the urge to prove himself. Batman would be calculating, taking mental notes on Goku's fighting style. Wonder Woman would admire Goku's tenacity and the way he uses his ki. The Flash would be astounded by Goku's speed, which might even make him a bit envious.