Xe’nil raxhu ihedantiv’het’il ‘rala’isena vyei’het’il.
I respectfully decline your invitation to join your hallucination.

I have to admit that I really like Dilbert.

Seeing something which is not there, hearing voices which only you can hear, the term ‘vyei can cover these terms. It can be due to drugs, psychological problems, or at least that is believed due to divine influence. In this latter case, the adverb kaletri is added.