Let me put it this way.... You are NOT weak because you are willing to give somebody a second chance. In fact, I would beg to differ. That, in my personal view, makes you VERY strong. Why? Because you are willing to suffer through the doubts, the paranoia, the mistrust, and give him a chance to prove worthy of you. That does NOT make you weak.
No.. it makes her codependent and without personal convictions enough to leave a mere seven month relationship where he's already shown her what he's capable of.
“The willingness to accept responsibility for one’s own life is the source from which self-respect springs.” ~Joan Didion