Stay fit. Try to increase fitness every year in some way: Strength, flexibility, endurance, or a specific sport or practice. Never take your body for granted.
Resentment is a sign you are giving too much and are in need of replenishment. It’s a good example of how even the “negative” emotions are on your side, interpreting your experience in the world.
Use timers to motivate and structure. "Better have your jammies on and teeth brushed by the time the timer goes off!" Using a simple timer helps things not drag on and on.
“Growth is painful. Change is painful. But nothing is as painful as remaining where you no longer belong, or where you’re unable to be yourself and thrive.” Mandy Hall (paraphrased.)
The "work" in "relationships take work" should be like the "work" it takes to go to the beach.
“Sure, you gotta pack food, beverages, drive there, park, and set up... But you get to the beach
Check out fencing. Local fencing club has classes for kids and adults all ages. They also do birthday parties, so that might be something different that would be fun for him and his friends.
Some days it feels like your world is falling apart, but what's really happening is that it's falling into place. Make good choices. Be kind. Be brave. Trust.
My mom did laundry twice a week: Tuesdays and Saturdays. She separated colors! It never piled up and we all had clean clothes. I do laundry daily, it's never done and we can't find what we need. Ask Grandma what was her secret to the science of laundry. Because it's now your job to do all your own laundry!
Discuss prescription (and OTC) medications. Doctors prescribe or recommend these medicines, they’re not for fun and should be taken seriously.
Discuss how medicines are obtained, never shared, which is dangerous and illegal.
Emphasize the risk of dependence.