We only have to look at ourselves to see how intelligent life might develop into something we wouldn’t want to meet.
Analysis
The quote aligns with Hawking's documented views on the potential risks of encountering advanced extraterrestrial civilizations. He frequently warned that such civilizations might not be benevolent, drawing parallels to human history. The statement appears in his 2010 documentary *Into the Universe with Stephen Hawking* and other interviews.
Background
Hawking was a vocal advocate for the search for extraterrestrial life but cautioned about the risks of contact. His perspective was shaped by observations of human behavior and the potential for advanced civilizations to exploit less developed ones.
Verdict summary
Stephen Hawking did make this statement about extraterrestrial life in the 2010s.
Sources consulted
— Hawking, S. (2010). *Into the Universe with Stephen Hawking* [Documentary]. Discovery Channel.
— Hawking, S. (2016). *Stephen Hawking's Universe* [Interview]. BBC.
— Ferguson, K. (1991). *Stephen Hawking: Quest for a Theory of Everything*. Bantam Books.