and capitalism had no use for sleep.

I’ve come to see it as a great lesson for living life as if—as the poet Rumi put it—everything is rigged in our favor.

“There is increasing evidence that exposure to light, during the day—particularly in the morning—is beneficial to your health via its effects on mood, alertness and metabolism,” said study author Dr. Phyllis Zee.

What is fatigue? It is nature’s notice that you have done enough.

If one pays attention to one’s dreams, one can use the dream as a vehicle for transformation.

One thing is clear: sleep is profoundly intertwined with virtually every aspect of brain health. Lack of sleep over time can lead to an irreversible loss of brain cells—yet another debunking of the myth that sleep debt can be made up.

is a paradox. We think of sleep as an inefficient use of time, and in fact it is the most efficient use of time in terms of learning and memory.

humans has shown that attention span and several other aspects of cognition may not normalize even with three days of recovery sleep, raising the question of lasting injury in the brain.” Up until recently, she added, “no one really thought that the brain could be irreversibly injured from sleep loss.”

She suggested asking ourselves these key questions before going to sleep: “In what area of your life would you like to receive guidance? What question do you want answered? Word your question carefully and precisely, write it down,