Till Roenneberg

“when two strains compete for the same resources, the strain with an internal timing system that is most adapted to its temporal…

— Till Roenneberg

“Once enlightened, they started to understand themselves (and others) much better, began to appreciate their own individual time, and were suddenly relieved…

— Till Roenneberg

“The fact that many early types actually use an alarm clock (despite always waking up before it rings) must lie in some…

— Till Roenneberg

“But if there is something to the relationship of being a late type and being able to endure and "sleep in," then…

— Till Roenneberg

“A systematic pattern on weekends appears: early types become sleep deprived on free days as a consequence of the social pressure exerted…

— Till Roenneberg

“Your internal time is produced by your own body clock. It varies from individual to individual just as body height, eye color,…

— Till Roenneberg

“The phase of an individual’s body clock in relationship to a zeitgeber is a biological phenomenon and not a matter of discipline.”

— Till Roenneberg

“It is quite remarkable how firmly belief and conviction stand in the way of reasoning,”

— Till Roenneberg