By Selwyn Duke

“Existential” has become a very popular word today, even among those who aren’t adherents of French philosopher Jean-Paul Sartre. For example, people who want attention focused on some pet issue will often call it an “existential threat.”

We’ve heard that climate change is an existential threat (not likely), that ISIS is an existential threat (not really), that “structural racism” is an existential threat (not exactly), and that China is an existential threat (you bet). But a true existential threat, and the greatest one we face, is rarely understood well or discussed. But a voice from beyond the grave warned of it Monday — issuing words to the wise.

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