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suicide prevention

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Default Air Force Logo Suicide Prevention, Stoplights, and the Purple Hippopotamus
Years ago during an Air Force Professional Military Education, I once saw a memory demonstration about how peculiar phrases could get “sticky” and take hold in your memory. The phrase used in the class was “purple hippopotamus”, and I’ve involuntarily remembered the phrase ever since. By itself, it’s a useless image; but if you tie it to something useful, it might save a life.
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