is this love..?

before some months a boy proposed me from facebook.on the first time i felt so angry,but he told me sorry.but still he loves me.now i have a doubt about his proposing.i cannot believe him.i know him outside of facebook. now i felt something to him.i don't know what is that.i am so worried about that.i am not interested to love a person.because my parents cannot accept that.but yesterday we quarreled for a simple matter.too many times we quarrel.but this time he become serious.he doesn't message me.can i believe him?is that the problem of my thought?am i love with him??please help me to find that he is serious or fun about me...