Definition.com
Sleeping is basically a drug. You hallucinate when you're under its sway and you get all wigged out when you haven't had any for a while.
Definition.com
Sleeping is rarely going to contribute to greatness — great eaters and great sleepers are incapable of anything else that is great.
Definition.com
Sleeping is an act we do with our bodies curved like question marks, as if only when unconscious do we admit we have no answers.