John F. Kennedy
Politician
"The US Airforce assures me that UFO's pose no threat to National Security."
Ufo quotes
Ufo
30 quotes on this topic — from poets, philosophers, and thinkers across history.
Stephen Hawking
Theoretical Physicist
"I am discounting the reports of UFOs. Why would they appear only to cranks and weirdos?"
Carl Sagan
Astronomer, Astrophysicist
"UFOs: The reliable cases are uninteresting and in the interesting cases are unreliable."
Terence McKenna
Ethnobotanist, Philosopher, Writer
"We are part of a symbiotic relationship with something which disguises itself as an extra-terrestrial invasion so as not to alarm us."
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Browse quotes that often appear alongside ufo — connected by shared ideas and recurring themes.