"Your bed is a carefree-zone. It’s where you’re at your most vulnerable and emotionally exposed."

When do you sleep the best?

When I go to bed at a point of physical exhaustion. I often go skiing with friends in the wintertime. Nothing compares to the feeling of zoning out completely after a whole day in the snow by collapsing into bed.

How do you go to sleep?

I always sleep stomach-down. I never use a pillow; instead, I take a linen pillowcase, curl the fabric together and rest my head on top of it. It’s strange but it does the trick of getting me to sleep.

What is your earliest memory of sleep?

I always considered my bed a safe haven when I was a kid and I still feel that way today—I let go of all the things in my head, what’s going on at work and this and that. Your bed is a carefree-zone. It’s where you’re at your most vulnerable and emotionally exposed. Think about...