The Epidemic of Mass Shootings Is Neither Inevitable Nor Unsolvable

For many years now, every horrific gun massacre has ricocheted widely with a familiar theme of outrage and surrender. On Wednesday, the day after a heavily armed, suicidal 18-year-old slaughtered 19 children and two adults at a Texas elementary school, Washington Post columnist Brian Broome published one of the more powerful versions of that narrative I’ve ever read. “Nothing happened after innocent children were slaughtered the last time, or the time before that, and nothing is going to be done now,” he wrote, citing Columbine, Virginia Tech, Sandy Hook and Parkland.

Broome’s column articulated the...