"I sleep very well here - I feel cold at times, but I don't feel scared, " he said.

BBC: St Ethelbert's church warden sleeps in to stop theft

"If I know there's an approaching storm, I will stay here, I'll sleep in the restaurant, " he said.

WSJ: 'Because God Says So'

So sleep here with me and I'll keep you close for now, while I try to live up to you.

NPR: Joe Henry Is a Still Driving Man

"I've been here for around 11 hours but the queue kept moving so I couldn't go to sleep, " said student Luna Zhang, 20.

CNN: iPhone 5: The wait is over

You see, researchers now know that blue-tinted light suppresses production of melatonin a hormone that makes it easier for us to go to sleep at night while red light does not (I wrote about the topic in a bit more detail here).

FORBES: The Best Product of 2012: The Philips Hue LED Lighting System