Depending on what is wrong with this person. In some cases you would probably be crying for him because he has a disease or something, which would make you a caring and very good person :-).
Your really happy OR you just dont like him the way you thought you did
if its because hes being mean..... break up with him
he might think ur still sad and need comforting awwwwwwwwe moment!!!
go out with there girl or boyfriend
everyone cryes and that doesn't mean the hottie Zac Efron won't cry he might even cry when vanessa askes him to be her boyfriend!
Cry
first you say your sad, than say why, then cry.
by ignoring you
cry hysterically
Friendship should be all about sharing moments of happiness together. If you make your boyfriend cry, then you may be a bad girlfriend for her.
that means u have no life a if u cry bout your crush when your thirteen
Think, Laugh, Cry
Crying at night has no effect on the love, or lack of it, from your boyfriend. Though if he is with you and you constantly cry each night it is more likely to estrange him than endear him.