Well it seems you considered it was safe to be honest with your boss because you felt you had a good relationship with him but in reality you found out it was only predicated on your apparent dedication to him. I think it's better to find these things out sooner than later.

"my medical condition was not accommodated" That would have seem to have been grounds for some legal action in my opinion or a least a good reason for getting unemployment benefits after you left.

"Now, I didn't do anything stupid like telling my boss that I'd like to sleep with his daughter,..."

Yeah, you could have ended up married to her...