Anne McClain Quotes
When something looks really risky from the outside, what people are doing on the inside - they're not professional risk takers. But they're probably professional risk mitigators.
McClain, Anne. "Preflight Interview: Anne McClain." National Aeronautics and Space Administration, 15 Nov. 2018.
In this particular case Griffin was referring to manned space flight, but the principle is a general one. Risk can be managed and in many cases minimized, but can never be eliminated completely unless virtually all activity ceases.
Anne Charlotte McClain is a lieutenant colonel in the U.S. Army, engineer and a NASA astronaut. Her call sign, "Annimal", dates back to her bruising rugby days; she also uses the call sign in her Twitter handle, AstroAnnimal. She was a Flight Engineer for Expedition 58/59 to the International Space Station.