Russell Foster: Why do we sleep?

… sleep is not an indulgence. It’s not some sort of thing that we can take on board rather casually. I think that sleep was once likened to an upgrade from economy to business class, you know, the equivalent of.  It’s not even an upgrade from economy to first class. The critical thing to realize is that if you don’t sleep, you don’t fly. Essentially, you never get there, and what’s extraordinary about much of our society these days is that we are desperately sleep-deprived.

Jeff Iliff: One more reason to get a good night’s sleep

We’ve found that sleep may actually be a kind of elegant design solution to some of the brain’s most basic needs, a unique way that the brain meets the high demands and the narrow margins that set it apart from all the other organs of the body.

Arianna Huffington: How to succeed? Get more sleep

So as we are facing all the multiple crises in our world at the moment, what is good for us on a personal level, what’s going to bring more joy, gratitude, effectiveness in our lives and be the best for our own careers is also what is best for the world.