Authors:

It's just some instinct as old as fear: you seek the dark when you hide, you seek the light when the need to hide is gone. All the animals have it too.

Cornell Woolrich, Francis M. Nevins (2005). “Night and Fear: A Centenary Collection of Stories”, p.382, Carroll & Graf
It's just some instinct as old as fear: you seek the dark when you hide, you seek the light when the need to hide is gone. All the animals have it too.