Paul accuses these people of being 'dull of hearing', I'd equate that to hearing but not listening.
It happens to all of us at times, we become immersed in some activity or thought and tune out what's happening or being said right around us. He also tells them they still need milk because they've not matured yet. It's important to study and receive teaching but just as important to act on that teaching to grow.
Today's workout. Leg blitz week 1 day 2. Five sets of 10 reps each, squat, glute bridge, lunge. Finish with 15:00 any cardio.