Without a particular reason...

-U still miss him?
-No.
-U still cry?
-No.
-U still belive?
-No.
-U still need him?
-No.
-Then why the hell u keep sittin' here?!
-Don't know...

So if the green colour signifies mind ,that would mean that the red colour signifies heart ?... Does this make any sense at all, well I hope it does. Even though if it's just a little bit...