Before the advent of artificial light, we had 13, 14 hours in bed every night... and so what we experience now is about a 40% contraction of how we used to sleep, and I for one am glad of that - I don't want to spend 13 hours in bed. Jessa Gamble More Quotes by Jessa Gamble More Quotes From Jessa Gamble Life evolved under conditions of light and darkness, light and then darkness. And so plants and animals developed their own internal clocks so that they would be ready for these changes in light. These are chemical clocks, and they're found in every known being that has two or more cells and in some that only have one cell. Jessa Gamble cells light animal Being unconscious is the ultimate disability. Jessa Gamble disability unconscious ultimate Human enhancement is now being driven by military imperatives, at least in the US, because civilian society is more conservative in its approach. It’s a missed opportunity for a society-wide push to understand and reduce our need to power the brain down for hours every day. Every hour we sleep is an hour we are not working, finding mates, or teaching our children; if sleep does not have a vital adaptive function to pay for its staggering opportunity cost, it could be ‘the greatest mistake the evolutionary process ever made’. Jessa Gamble military mistake children The culture of the U.S. military is such that human enhancement is accepted as a goal, taking people beyond the norm. There are so many resources going into that kind of research. Jessa Gamble beyond research culture people Why would you have a work day that does not respond to shorter or longer day length? There's something that we lose, taking our schedules away from that locally relevant rhythm. Jessa Gamble lose day you work I'm someone who needs more sleep than average, and I'm quite jealous of people who need only five or six hours and they're good to go. Jessa Gamble good jealous sleep people What people who are doing shift work or managing shift workers or deciding to put people on shift schedules to begin with should realize that we're not robots. Jessa Gamble doing robots work people We can't feel the rotation of the planet, but in some ways we can because our bodily systems are reacting to it and have it inherent in them. To me, that's such a powerful thought. Jessa Gamble feel thought me powerful
