It is a nice way to say you are stubborn and don't change your mind or methods once you are set to do something. You might consider being a little less stubborn about some things. One of the main things in a relationship is compromise with your partner about various things. She is trying to tell you that you don't do this.
She says they will be the first black family in Clybourne Park.
If mean she/he wants you as a girlfriend/boyfriend
lots of love
It means your in buddy
That he likes you and want you to be his girlfriend.
she wants to be with you forever/ your relationship is forever
It means she's not your girlfriend any more.
It means that he likes you a lot and would probably date you if he did not have a girlfriend.
he probably means that he likes you as a friend, but doesn't as a girlfriend
that probally means he can be your BFF or you girlfriend
She has seen a new side of you that she does not like.
She is two timing you.