Jim and wildman800 have it...Tell'em!! When there is the possibility of group panic or group inaction someone just needs to make the decision.

If you are refering to just having a casual conversation about survival around a cup'o'Joe at the local coffee joint I'd drop the subject and move on to pixie dust, fairies, unicorns, ponies and rainbows.
_________________________
"Its not a matter of being ready as it is being prepared" -- B. E. J. Taylor