We love to pick the brains of successful people. Because if they've achieved great things, they must be doing something right, right? So we were curious to get the details on their bedtime routines. Do they go on Netflix binges like we do? Cross things off their to-do list? Calm down with deep breathing? We tapped 12 people—entrepreneurs, doctors, authors, real estate agents, and more—to see how they make use of their time before they turn in.