The message questions the efficacy of the Precautionary Principle by using breast cancer screening as an example to illustrate potential harm from false positives. It highlights the dilemma of saving lives versus subjecting many to unnecessary treatments due to inaccuracies in screening. The text emphasizes the importance of considering costs and the varying nature of cancers in decision-making, cautioning against overreliance on precautionary actions. The mention of Vice-President Dick Cheney's stance on preventive action is used humorously to underline the consequences of acting solely on precaution.