Discouraged by his encounter with Hina, Aoba mopes around, but Dio finds his sniveling, defeatist attitude unacceptable, especially once they come under attack yet again.
In other words,
that makes me the inept master
En otras palabras, soy el maestro inepto
y mi discípulo robó mi momento de gloria.
Em outras palavras,
isso me torna um mestre inepto.