Bear Grylls Quotes
I don't like expeditions where it is a total lottery whether you live or die. You have to keep those sort of good luck cards for rare occasions!
Grylls, Bear. Mud, Sweat, and Tears: The Autobiography. William Morrow, 2012.
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.
Describing the NASA safety program at the time of the Challenger disaster:
Edward Michael "Bear" Grylls OBE is a British adventurer, writer, television presenter and businessman. Grylls first drew attention after embarking on a number of adventures, and then became widely known for his television series Man vs. Wild (2006–2011). He is also involved in a number of wilderness survival television series in the UK and US, such as Running Wild with Bear Grylls and The Island with Bear Grylls. In July 2009, Grylls was appointed the youngest-ever Chief Scout of the United Kingdom and Overseas Territories at age 35, a post he has held for a second term since 2015.