Progressives make their case with anecdotes. Conservatives need to counter with data.
The conservative strategy has to be telling the truth, and being as intolerant of lies as possible. Constantly ask them: Why are you lying?
“Police in America kill around 300 black people per year. Black criminals kill 1000 white people and over 6000 blacks. So yes, we can talk about the police thing. But we’ve got some other things to talk about too…”
Outside of STEM disciplines, Universities are no longer place where people learn to seek truth. They are places where people learn to lie.