In between the "we had Mutual Assured Destruction[0] drills at school" generation and the "we had active shooter drills at school" generation, there must have been a (relatively) well adjusted "we had no such drills at school" generation?
[0] get under your desk, put your head between your legs, and kiss your ass goodbye.
[0] get under your desk, put your head between your legs, and kiss your ass goodbye.