In "The Inimitable Jeeves" by P.G. Wodehouse, Harold initially reacts negatively upon learning that proper training requires significant lifestyle changes. He realizes that he must give up pastries, exercise regularly, and avoid cigarettes, a revelation that does not sit well with him. This resistance to change highlights Harold's struggle with self-discipline. Furthermore, the narrative emphasizes the challenge of maintaining Harold's fitness. His reluctance necessitates constant effort from those around him to ensure he adheres to a healthier routine. This tension adds humor and depth to the characters' dynamics, showcasing the complexities of personal motivation and the influence of external support.