Since the battle is going the legalizers' way, with more states legalizing every election cycle - including red states Alaska, Montana, and South Dakota - your advice is better directed at the nanny-statist Reefer Madness bitter-enders. Individual liberty is good policy and good politics.
Pot isn’t exactly the hill to die on.
https://freerepublic.com/focus/news/2279979/posts
This isn’t about liberty, this is about wanting to smoke pot.
The dumbing down of America continues. Pot is a liberal desire, as with homosexuality, child molestation, abortion, etc.