After becoming the strongest in the world before she even knew it, Azusa entered into a new lifestyle with her first pupil, Laika the dragon, and discovered fun and enjoyment in it that she hadn't known before. But then, one day, a young girl calling Azusa her "mama" shows up and proclaims that her younger sister wants to kill Azusa. But Azusa has no memory of giving birth to these two girls, or of becoming a mother at all...
So you've probably been using that 
expression with the intention of boasting.
لذلك على الأرجح أنّك كنت تستعملين 
.ذلك التّعبير بدافع التّفاخر
Das heißt möglicherweise,
Quindi se hai usato quel modo di dire, 
sotto sotto l'hai fatto con l'intenzione di vantarti.
Quando se pensa nessas coisas, significa
que há uma intenção de se gabar por isso.
То есть ты наверняка
так выразилась, чтобы похвастаться.