This question was difficult to answer because the most powerful and domineering sentence in a novel might vary from person to person, depending on the genre, background, and plot of the novel. However, in some novels, some characters might say some very domineering words that might leave a deep impression on the readers. For example, in Water Margins, when Lin Chong saw an enemy, he might say,"Today, unfortunately, I, Lin Chong, have to eliminate the evil and protect the Dao." This sentence showed his powerful strength and determination. It was also very domineering. In Romance of the Three Kingdoms, Cao Cao might say,"I would rather let the world down than let the world down." This sentence showed his dominance and dominance, making him a classic character in the novel. In Dream of the Red Chamber, Jia Baoyu might have said,"No matter how weak the water is, I will only drink a ladle." This sentence showed his aloofness and dominance, making him a classic character in the novel. Therefore, the most powerful and domineering sentence in a novel might vary from person to person, depending on the genre, background, and plot of the novel. However, the above few sentences were very classic examples in the novel.