Conservatives then: It's only a few old people, stop crying
Conservatives now: What is death? What is life? What does it mean to exist? What is consciousness?
Standard trolling 101. When losing the debate start a debate about the debate or argue the broad philosophy of the debate.
As I've called it in the past when my house is burning down I want to talk about how to put fires out, when your house is burning down I want, nay demand, a deep philosophical debate about the inherent natural right to have an unburned house.