Someone Please Explain This

During the day, (left) there's nothing to think about. In the middle of the night, (right) there's much to think about.

It's because when you dream/ falling asleep your brain releases all of thoughts it held back during the day and relaxes

The LSD takes a little while to kick in.

Scientifically, when you are overtired, your brain releases adrenaline, and you get a boost of false energy.

Simple fix
Lay down on your bed and let the creative juices flow like they do at night