Don’t be puerile.
Not childish at all. PCdiots like to be aggravated, so let’s give them what they want.
Civility with such persons is overrated. They are empathy run amuck. Acting as if they are worth the effort of getting along with is what empowers them, what they have exploited in others to advance their madness.
Best to simply oppose them. Do not give them anything they want. Do not share in their dementia.
Correction to the last sentence: Do not give in to anything they want.