Belief in oneself is crucial for achieving success. It is essential to have the confidence and motivation to push oneself to do better every day. Self-belief drives individuals to go the extra mile and strive for excellence, even when faced with challenges or criticism. Without self-belief, it is unlikely that others will believe in you or your abilities. Lack of confidence can hinder personal growth and limit one's potential. It's important to overcome self-doubt and establish a strong belief in oneself to reach greater heights and accomplish bigger goals.