Because you have to do that homework assignment tomorrow and don't trust yourself not to procrastinate on it.
Because you should probably check Facebook one more time before going to bed.
Because you had an awkward social interaction earlier today and should probably spend some time playing it over and over in your head.
Because you're scared you'll miss your alarm in the morning.
Because you're too busy doing the math to calculate how many hours of sleep you'll get tonight.
Because what did that text even mean by "kk"?
Because you read somewhere that you'll swallow eight spiders a year while sleeping and just can't take that chance.
Because you're not being able to sleep right now might be a symptom of insomnia which you should probably google just to make sure it isn't related to cancer.
Because you heard a noise outside you're window and are pretty sure you're about to be murdered.
Because Donald Trump might be president one day.
Because you're thinking of all the great comebacks you could have used in that argument you had earlier today.
Because mammoths still existed while the pyramids were being built.
Because one year from now, you won't even remember that this moment happened. So do you even exist right now?
Because of that one time in second grade when you farted in front of everyone and the embarrassment still haunts you to this day.
Because Mars is a planet with a population made entirely of robots.
Because every decision you make alters the course of your entire life. Meaning if you'd just passed your driver's test the first time you'd probably be dating Chris Hemsworth by now.
Because The Patriarchy.
Because if you say "Jesus" backwards it'll sound like "sausage".
Because Pluto has been robbed of its planethood.
Because Ted Cruz is definitely the Zodiac Killer.
Because one day the sun will explode and take our planet with it and all evidence that you ever existed will be erased but the universe won't give a shit and will just keep on doing its thing and eventually create a whole other planet with its own civilization full of beings that will have no idea or care of your existence.
Because that one fly that won't stop buzzing around the room.
Because it's morning now and even though you finally feel like falling asleep its too late and you missed your chance.