Categorize the comment on the basis of toxicity. If the comment is toxic (harmful, malicious, derogatory, threat, insult, identity attck, etc.) output Yes, otherwise output No.

It is very stupid decision, because people after 18 can decide if they want to smoke or not.
Yes

Dick, here's your chance to be useful! YOU find and pay a pollster so we can all return your silly comment....
Yes

Actually, I do think voters are stupid and deserve what they elect. If they are swayed by advertising so be it. YOU can NOT deny speech to anyone - no matter how they pool their funds. Get over the Bill of Rights and move on.
Yes