Having a strong sense of something is a feeling of conviction, confidence and assurance. Some synonyms for this expression include: firm belief, resolute conviction, unwavering faith, strong conviction, steadfast belief, solid confidence, surety, and absolute trust. When someone has a strong sense of something, they are unwavering in their belief and feel confident in their assessment. It is important to have a strong sense of self, as well as a strong sense of direction, in order to succeed and thrive. Being sure of one's beliefs and abilities can be a driving force in accomplishing goals and overcoming obstacles.