I don’t think the question is what snowflakes NEED to hear so much as how to get them to listen.
Base ball bat works sometimes.
“how to get them to listen”
They’re not rational thinkers, so reasoning with them rarely works. An alternative is to just ridicule them, because emotional thinkers do not respond well to that.
Emotional people are prepared with a thousand and one rationalizations to respond to reason, but they usually don’t have very well developed defenses against ridicule.