How To Wake Up at 5 A.M. Every Day
For the past 3 months, I’ve successfully transitioned into being an early bird.
I go to sleep at 9 p.m. on average 6-7 nights a week.
I currently wake up between 5–5:30 a.m. naturally.
来源：https://www.cnblogs.com/chucklu/p/11848289.html