You have a yacht sure, but when did you last actually use it?
Your job is killing you, quit. Take time off, this is your only life don't spend it festering in the cafe across the road from your house. Go travel the world, go snort cocaine in Mexico and bang hookers.
Sure I could go all out for a while but what do I do after that? I'd imagine partying and not working for a year or two would cause my mental health to further deteriorate and to have that while being broke would be a catastrophe.
Your job is killing you, quit. Take time off, this is your only life don't spend it festering in the cafe across the road from your house. Go travel the world, go snort cocaine in Mexico and bang hookers.