Science has not been successful by making up explanations of things that fit with the current social fabric.
I can say exactly what I feel about any issue, and I'm going to do that.
Law shuttles between freeing us and enslaving us.
If reincarnation is a useful biological idea it is certain that somewhere in the universe it will happen.
Art is subject to arbitrary fashion.
There are a lot of people for whom psychedelics have been really beneficial. But I wouldn't recommend it to everyone. Some are just not ready but society would benefit from letting people who are ready for psychedelics have legal acces to them.