Be optimistic. If you can, take a walk outside / do some sport exercise
https://www.youtube.com/watch?v=boIq-ep5A9g
https://www.youtube.com/watch?v=vTza8-jtekI
listen to some music. Get inspired by something. And WORK work work.
As Sergeant Arch Dornan from Fallout 2 said "I work for a living"
be brave in fine...
OK I understood You.