Character building is significant in UPSC preparation as it shapes candidates into ethical and responsible public servants. A strong character instills values such as integrity, empathy, and resilience, all essential for navigating the challenges of public service. Candidates with well-developed character are more likely to uphold ethical standards and demonstrate accountability in their decision-making. Furthermore, character influences how aspirants relate to others, fostering leadership qualities and collaborative skills. By integrating character-building activities in preparation, aspirants can ensure they embody the values necessary for serving society effectively and justly.