Animal Quote by Samuel Johnson

The world of sleep has an existence of its own.

— Victor Hugo

The state of sleep is a state of freedom in which man is not occupied with the manipulation of the outside world.

— Erich Fromm

“Sleep occupies a third of our life. It is the consolation to the woes of our days or the woe of their pleasures; but…

— Gerard de Nerval

We actually don't know the function of sleep all that well yet, but sleep is a time of quiescence in the brain.

— Shelby Harris

Sleep is simply a chemical change in our brain and body (melatonin) - It?s not a place we go, it is a state of…

— Bill Crawford

Sleep is a regenerative process where we heal and where our neurons build strong connections. It's like a fountain of youth that we dive…

— Mikhail Varshavski

“Sleep's what we need. It produces an emptiness in us into which sooner or later energies flow.”

— John Cage

Sleep is the Swiss army knife of health. When sleep is deficient, there is sickness and disease. And when sleep is abundant, there is…

— Matthew Walker

Life itself is ... a sleep within a sleep.

— Ralph Waldo Emerson

Sleep is perverse as human nature, Sleep is perverse as a legislature, Sleep is as forward as hives or goiters, And where it is…

— Ogden Nash

Sleep is like the unicorn - it is rumored to exist, but I doubt I will see any

— Dr. Seuss

Sleep is like a cat: It only comes to you if you ignore it.

— Gillian Flynn