Of course it's not, but we tried prohibiting it and look what happened.
It is also possible to drink 6 or 8 beers a week with no long term neurological issues.
The evidence is that even occasional pot use contributes to psychosis and PERMANENT intellectual impairment.
Anyone who has spent time around dopers knows they are often 6 bricks short of a load.A drunk can get sober and become a fairly normal person as stoner non-high still talks: “Like, uh, you know, I sorta think, well maybe, what was the question?” Even when they haven’t used for years.
At least that is my experience