Sustaining enthusiasm throughout the UPSC preparation journey can be achieved through creating a balanced routine that includes varied study methods. Setting achievable milestones and celebrating small victories reinforces motivation. Engaging in extracurricular activities or hobbies provides necessary breaks and fresh perspectives. Regularly connecting with supportive peers or mentors helps maintain a positive outlook. Furthermore, incorporating reflective practices, like journaling about one's journey, can reignite passion and commitment, ensuring persistence over the prolonged preparation period.