This will train your brain to switch into creative writing mode whenever you do this routine.
I wrote about this part of writing routines in the article How to Keep Writing During Quarantine, so I’ll keep this brief. Getting started writing is the hardest part for most people. Those first few words or sentences can be painful, then the rest flows. One way to make getting started easier is to create a routine you complete before you start writing. This will train your brain to switch into creative writing mode whenever you do this routine.