Carl Sagan — "One of the saddest lessons of history is this: If we’ve been bamboozled long eno…"
One of the saddest lessons of history is this: If we’ve been bamboozled long enough, we tend to reject any evidence of the bamboozle.
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More from Carl Sagan
"It is sometimes said that science is the enemy of religion. This is a common misconception. Science and religion are not enemies; they are simply different ways of looking at the world."
"The universe seems neither benign nor hostile, merely indifferent."
"Science is a self-correcting process."
"The greatest joy of science is discovery."
"The cosmos is also within us. We are made of star-stuff. We are a way for the universe to know itself."
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Understanding this quote
What it means
When people have been deceived for a long time, they psychologically resist any proof that exposes the deception. Admitting you were fooled requires accepting you were wrong — painful enough that the mind recoils. Instead of updating beliefs, people rationalize, dismiss contradicting evidence, and protect the comfortable lie. The longer the bamboozle has lasted, the more fiercely people defend it. Time transforms deception into identity.
Relevance to Carl Sagan
Sagan spent decades battling pseudoscience, creationism, and mass delusion as an astronomer and science communicator. His 1995 book The Demon-Haunted World directly addressed why skeptical thinking fails humans. He watched people defend astrology, UFO claims, and cold fusion long after evidence crumbled. For Sagan, this psychological trap — identity fused with a false belief — was the central obstacle to scientific literacy and democracy's survival.
The era
Written in 1995, the quote drew on decades of Cold War propaganda, McCarthyism's loyalty-oath culture, and the 1980s Satanic Panic — mass moral hysteria that ruined lives on fabricated evidence no one would question. The early 1990s brought Waco, pseudoscience booms, and creationism battles in schools. Sagan watched societies repeatedly entrench around cherished falsehoods rather than face uncomfortable truths, treating the bamboozle as too costly to admit.
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