Did Grace Buckingham hate Carter Walton because he reminded her of her ex-husband?

Did Grace Buckingham hate Carter Walton because he reminded her of her ex-husband?
Grace is becoming unhinged in her obsession with Paris’ love life.
Does Grace Buckingham want the tie to the Forresters? Is her scheming about the status she could get if Paris were to marry Zende?
Grace Buckingham is becoming Carter’s personal enemy!