Being phsyically exhausted certainly helps. I was into hiking and spelunking and somehow in the mountains there is no need for an alarm clock, the sunrise just

Being phsyically exhausted certainly helps. I was into hiking and spelunking and somehow in the mountains there is no need for an alarm clock, the sunrise just wakes you up. Also, there's a lack of stress and anxiety about work or what tomorrow holds, you sort of live in the now.