Am Quote by Siri Hustvedt

It's all about concentration when you're tired.

— Demaryius Thomas

I am constantly sleep-deprived.

— Poonam Dhillon

I have the inability to stop thinking and switch off from work at night, which causes a lot of sleeplessness.

— Jon Hopkins

Sometimes I don't sleep well.

— Mark Hunt

I suffer really badly with insomnia.

— Ant McPartlin

I'm trying to make excuses for being tired and cranky - but it's all me. Master of my own sleep deprivation.

— Anonymous

I am something of a crank about sleep, for if I get seven and a quarter hours instead of eight I feel afflicted and…

— Saul Bellow

Sleep is just a symptom of caffeine lack

— Herman Friele

I just try to get as much sleep as I can when I'm not working.

— Meghann Fahy

I get very, very little sleep.

— Fred Armisen

The only time I have problems is when I sleep.

— Tupac Shakur

Sleep is a symptom of caffeine deprivation.

— Richie