The ping of messenger penetrates the tympanum and vibrates my nerves.
I can't sleep without lights when I'm alone. I just can't help starting to imagine supernatural objects I've seen on TV.
How can people not think of it when they sleep?
I can hear some sounds from the neighbor living in the first floor that relieve me a bit. I can tell myself that I'm not the only one who's awake. Let's sleep while they're still up.
Look at the lamp on the nightstand.
"How many times do I sleep on this bed?"
Then look at Jan's pillow awaiting its owner's return.