Bang a piano or strum a guitar until you've expressed all you can with it. Any instrument will do. Let the universe hear you.
View previous things you've written or made
To no one's surprise I often understand myself better than anyone else. Sometimes in a crisis I'll read something I wrote a month ago and think "yes that's exactly it!" - like past me is giving empathy to future me.
Listen to music
A lot of variety available to you here. Could benefit from calming music or raging music. You do you ;)