If unsolicited advice makes him mad, your dad has anger issues. You did fine. If you don't want him to get mad, don't interact. The real question is: Why does

If unsolicited advice makes him mad, your dad has anger issues. You did fine. If you don't want him to get mad, don't interact. The real question is: Why does your dad have anger issues? Chemical imbalance? Drug abuse during youth? Genetic?