Authors:

If you know that most processing is below the level of awareness, you learn the value of sleep. You're brain is working on the problem anyway.

"Ask the Author Live: David Brooks on the Composure Class". Live chat, www.newyorker.com. January 7, 2011.
If you know that most processing is below the level of awareness, you learn the value of sleep. You're brain is working on the problem anyway.