Or putting it another way, we can love Mary or any saint BECAUSE we love the Lord. And we can think appropriate things about them. The thoughts of Mary can encourage because they are an exhibit of the work of God.
At a time when I was weak, I prayed once to St. Luke for help with a medical situation. Did St. Luke pray? I have no idea. I believe the Lord heard and answered anyhow, knowing what I would have done had I been stronger.
I think we are on the same page of the hymnal.;-)