Sasuke’s defeat to Gaara, and later Itachi, forces him to realize that he is not strong enough to get revenge against his older brother.
To the extent that he thinks
he isn't growing at all.
لدرجة أنّه يعتقد أنّه لا يتحسن على الإطلاق
Se comparado ao seu desejo,
 ele ainda não fortaleceu nada.
что считает, будто
он совсем не развивается.