by RadarOnline.com Staff
Like her younger brother Patrick, Katherine Schwarzenegger has been tweeting about her parents bust-up, but her message Sunday was especially compelling.
"Sometimes we forgive people cause we want them back in our lives," Katherine retweeted Sunday, picking up on a line one of her Followers sent her.
"Holding grudges is bad for your health," she wrote last Thursday. "Forgive and let go."