Saya very suddenly becomes your tutor and you end up feeling very comfortable around her because she's so nice and positive. Saya also seems very happy that she's able to help someone out.
It's also about 40% your fault 
for not locking your door.
الخطأ عليك بنسبة 40% لعدم إقفالك للباب
Außerdem ist es zu 40 % deine Schuld,
du hast immerhin die Tür nicht abgeschlossen.
C’est à 40 % ta faute
d’avoir oublié de fermer à clé…
È anche colpa tua al 40% per non aver chiuso la porta a chiave.
Процентов сорок здесь твоей вины, 
потому что надо закрываться.