In his pursuit for the power to take his revenge, whenever he meets new people, he makes an evaluation of their abilities: those he perceives to be weaker than himself he arrogantly disregards, giving them little attention so that they won't hold him back; those he perceives as stronger he fixates over and tries to surpass. As a member of Team 7 he is repeatedly exposed to Kakashi Hatake's philosophy that there is strength in teamwork. For a time, Sasuke accepts this, experiencing it first-hand