He also doesn't conceive that maybe their mind was retracted rather than expanded despite the lack of specifics of "expansion" and adding a belief in own mind expansion being a contraction.

Given that I have not mentioned of my history of drug usage in any form, you and the sibling commenter make a lot of uninformed assumptions.

Since the dawn of time we know the effect of hallucinogens, so only someone that doesn't know what they're talking about, like you, would dispute this fact.

But please do offer your invaluable insight on the matter.