Scientists says sleep is more important for body, studying can wait.
MangaDex Forums
IP_Houdini
Angry_Panda
Take a look at your evening routine and see if it needs a bit of adjustment to get wound down sooner, and give it a week to get acclimated.
athayanezant
PapaPanda, you know this specific bird won't take any advices from anyone, right? 
Let the bird do whatever he wants to do, let him learn all the consequences~
Let the bird do whatever he wants to do, let him learn all the consequences~