Smoking and smacking
Person A: Advocates the decriminalistion of light drugs such as cannabis (although not heroin), so that people who possess a light amount of drugs are not prosecuted.
Person B: Advocates for criminilisation of light smacking such as a tap on the bum (although not child abuse), so that under law parents who lightly smack are criminals and can be prosecuted.
What if Person A was also Person B?
Now, take a minute to look at the Green Party policies.