This fact would inject such terror into me that I would not sleep for days.

NEWYORKER: Beyond the Matrix

"I was so stressed out, I could not sleep at night, " he says.

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"I could not sleep the night we got the election results, " he confesses.

CNN: BRAVE AS A LION

Normally, I did not sleep until 2 a.m. every night.

CNN: 'I REGRET NOTHING'

Somebody may decide whether I get to go to sleep or not, whether I get to eat or not...if there is any leftovers, that is my food.

CENTERFORSECURITYPOLICY: Center For Security Policy

"I'm not losing sleep, " he admits.

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Then I went on a vacation with my girlfriend on my boat, and the first night I was just not able to sleep.

FORBES: Passions and Pursuits

My child does not sleep, so I do not either.

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I'm not gonna lose any sleep.

CNN: STORY HIGHLIGHTS

I've opted not to lose any sleep over this dilemma for now, as the prospect of a high-speed rail line seems impossibly distant.

BBC: Going bananas for speedy rail

So unless you are lucky enough to not need the sleep and feel well without it, I would try to exercise in a way that does not cut into your rest.

CNN: Exercise plus sleep may lower cancer risk in women

"I'm not going to be able to sleep tonight, " said the artist Ahn Duong, one of the few there without a camera.

WSJ: Tribeca's Expanding Calendar

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).

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