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.
Most likely, he couldn't take
Sasuke's cheap provocations.
على الأغلب أنّه لم يستطع احتمال استفزاز ساسكي له
Offensichtlich konnte er die billige
Provokation von Sasuke nicht ertragen.
y no pudo resistir aquella 
simple provocación de Sasuke.
No pudo resistir aquella provocación de Sasuke.
Molto probabilmente, non è riuscito 
a resistere alle provocazioni di Sasuke.
E no final, ele não conseguiu suportar
 as provocações do Sasuke.
Думаю, он просто не выдержал
жалких провокаций Саскэ.