It makes sense that the platitudes would change slowly at the pace of human lifetimes. If the marijuana revolution continues, in 50 years our grandchildren migh

It makes sense that the platitudes would change slowly at the pace of human lifetimes. If the marijuana revolution continues, in 50 years our grandchildren might be complaining about "One day you'll find yourself accepting a friend's weed for lack of your own. Take care to return the favor." or something.