DEAR ABBY DEAR ABBY: I have a 4-year-old boy and a 2-year-old girl and I’m worried. My husband bullies our son, “Jake.” We often go to a park with swingsets near our home. Jake runs to the swings, gets on, and then my husband pushes it so hard, Jake screams in fear. People sitting on the benches stop talking and turn toward us. If I do what I can to stop this, my husband pushes me. I see him gigg…