Insanity in individuals is somewhat rare. But in groups, parties, nations, and epochs, it is the rule.

https://lareviewofbooks.org/article/american-psychosis-trumpism-and-the-nightmare-of-history

This image is from the Los Angeles Review of Books

Insanity in individuals is somewhat rare. But in groups, parties, nations, and epochs, it is the rule.

— Friedrich Nietzsche, Beyond Good and Evil