How to Know When the Only Thing in Your Head Is You

I was stuck in my apartment just like looking outside the glass feeling like a little animal in a cage in a zoo being like oh my god I want to go outside but I can. My boyfriend would be like literally going to walk and I'd go on a walk and see people laughing and smiling, having a grand old time. Maybe I should do this more often maybe I should step outside of my little cave more often and see that there's a whole world going on. So anyways guys this is an ongoing battle we're trying our best every single day it's easier said than done but we can try our best to incorporate so many positive thoughts that it overshadows the negative ones at least