Newborns (0–3 months): 14–17 hours Infants (4–11 months): 12–15 hours Toddlers (1–2 years): 11–14 hours Preschoolers (3–5): 10–13 hours School-age ch… - Arianna Huffington

And when we’re living a life of perpetual time famine, we rob ourselves of our ability to experience another key element of the Third Metric: wonder, our sense of delight in the mysteries of the universe, as well as the everyday occurrences and small miracles that fill our lives.

The Exxon Valdez wreck, the explosion of the Challenger space shuttle, and the nuclear accidents at Chernobyl and Three Mile Island all were at least partially caused by a lack of sleep.5

Mona Simpson, rose to honor him at his memorial service, that’s not what she focused on. Yes, she talked about his work and his work ethic. But mostly she raised these as manifestations of his passions. “Steve worked at what he loved,” she said. What really moved him was love. “Love was his supreme virtue,” she said, “his god of gods. “When [his son] Reed was born, he began gushing and