Why did he have to fill in all the holes when writing a novel? It was just a novel and not real, so why did he have to be so serious?

Writing a novel was a creative process, not only to entertain the readers, but also to improve the quality and depth of the novel. Catching up on holes was an important part of writing a novel. It could help readers better understand the plot and characters of the novel, and at the same time, it could make the novel more coherent and complete. Making up for the holes could also help the author show his creative ideas and worldview, making the novel more unique and deep. If the holes in the novel were not filled in properly, the readers might misunderstand the author's worldview and values, which would affect their understanding and evaluation of the novel. Therefore, when writing a novel, one had to take it seriously to make up for the holes in the novel so that the readers could better understand the plot and characters of the novel and improve the quality and depth of the novel.