https://open.spotify.com/episode/6MGhLuee0D5FnlRiOrcHkI?si=193REJlKTJeBz-oOh9qx6A
https://www.youtube.com/watch?v=75GFzikmRY0&t=218s
https://www.amazon.com/Habits-Highly-Effective-People-Powerful/dp/0743269519
habit-4