Some good stuff here. I'll be giving the cold showers a miss though (actually, I don't mind them!)
I agree with gratitude - other than tapping, gratitude practice has been one of the most transformative things in my life. It's really noticable when I've been lazy and stopped it for a while.
Heard that, I think that's the reason I like it so much. You can just do it immediately without having to put in much effort. Thanks for reading brutha!