Mob's attitude seems to change once he hears what Dimple says. Mob ends up apologizing to Dimple because he had gotten carried away from the thought of being popular and didn't hear what Dimple had to tell him before.
Actually, the reason you terrify me is because 
I can't finish that sentence with conviction.
في الواقع، السّبب الّذي يجعلني أخاف منك هو
أنّني لا أستطيع إكمال تلك الجملة عن قناعة
womöglich schon,
was mir an dir echt Angst macht.
Aunque, tratándose de ti,
nunca se sabe.
Aunque, tratándose de ti,
nunca se sabe.
Quoique, le plus effrayant,
c’est que tu en serais capable.
Sai, mi fai paura proprio perché
non riesco a finire la frase con convinzione.
Na verdade, o motivo de você me assustar 
é que eu não consigo terminar essa frase com convicção.
С другой стороны,
 беда в том, что может и хватить…