> Operate from a position of excruciating reasonableness. Put a firewall between your beliefs and your words. Approach sensitive topics delicately and obliquely. Acknowledge both "sides" of the debate in a patient and compassionate manner, whilst also signalling that you clearly recognise the edges of the Overton window.

This is probably somewhere where the left could take lessons from rationalist YouTube. Many of the arguments are presented in this way, always taking pains to express their logical credentials and remaining reasonable. Of course the evidence is heavily selected, but that is not mentioned. Then, when 'progressives' shout at them, it is progressives who seem shrill and absurd.