No one would look at an infant baby asleep, and say 'What a lazy baby!' We know sleeping is non-negotiable for a baby. But that notion is quickly abandoned.
Matthew WalkerRead
If we didn't need eight hours of sleep and could survive on six, Mother Nature would have done away with 25 percent of our sleep time millions of years ago. Because when you think about it, sleep is an idiotic thing to do.
Interpretation
What this quote means
The quote suggests that sleep is an essential biological need that has evolved over time, and it highlights the puzzling nature of sleep.
Matthew Walker's quote draws attention to the evolutionary importance of sleep, emphasizing that if humans could function well on less sleep, nature would have eliminated the need for the hours we spend sleeping. It underlines the paradoxical notion that while sleep may seem wasteful, it serves crucial functions for our overall health, performance, and survival.
Themes
SleepEvolutionHealthNatureBiological Need
In practice
Example use cases
In a discussion about wellness at a corporate seminar, you might use this quote to emphasize the importance of rest in maintaining productivity.
More from Matthew Walker
All quotes →If you were not to set an alarm clock, would you sleep past it? If the answer is yes, then there is clearly more sleep that is needed.
Matthew WalkerRead
Sleep is the Swiss army knife of health. When sleep is deficient, there is sickness and disease. And when sleep is abundant, there is vitality and health.
Matthew WalkerRead
Regularity is a key: going to bed at the same time, waking up at the same time no matter what. But I think, also, it's not just about quantity - that's what we've been discovering. It's also about quality.
Matthew WalkerRead
You're trying to sleep off a debt that you've lumbered your brain and body with during the week, and wouldn't it be lovely if sleep worked like that? Sadly, it doesn't. Sleep is not like the bank, so you can't accumulate a debt and then try and pay it off at a later point in time.
Matthew WalkerRead
As you try to tweak your sleep one way or the other, you might be, you might be doing great - you might do better at remembering details of an event, but you might end up being poorer at abstracting the gist or the rules associated with it.
Matthew WalkerRead
Similar quotes
The image of the scientist who puts the pursuit of truth before anything else has been shattered and replaced by a man on the make or a quasi-religious enthusiast who wants to prove his case at any cost. Science is becoming the tool of campaigning warfare, in which truth is the first casualty.
Paul JohnsonRead
As a scientist, I want to go to Mars and back to asteroids and the Moon because I'm a scientist. But I can tell you, I'm not so naive a scientist to think that the nation might not have geopolitical reasons for going into space.
Neil Degrasse TysonRead
Science attempts to find logic and simplicity in nature. Mathematics attempts to establish order and simplicity in human thought.
Edward TellerRead
The underlying physical laws necessary for the mathematical theory of a large part of physics and the whole of chemistry are thus completely known, and the difficulty is only that the exact application of these laws leads to equations much too complicated to be soluble. It therefore becomes desirable that approximate practical methods of applying quantum mechanics should be developed, which can lead to an explanation of the main features of complex atomic systems without too much computation.
Paul DiracRead
Mathematics as a science, commenced when first someone, probably a Greek, proved propositions about "any" things or about "some" things, without specifications of definite particular things.
Alfred North WhiteheadRead
[M]y work, which I've done for a long time, was not pursued in order to gain the praise I now enjoy, but chiefly from a craving after knowledge, which I notice resides in me more than in most other men. And therewithal, whenever I found out anything remarkable, I have thought it my duty to put down my discovery on paper, so that all ingenious people might be informed thereof.
Antonie Van LeeuwenhoekRead