The purpose of book is to help us learn from past crises and improve health and safety protocols. Nowadays, major epidemics should be seen as natural catastrophes to be anticipated and prepared for rather than submitted to. An essential meditation on the health and safety precautions that need establishing for the future and a crucial analysis by an expert in health and medical policies. Didier Houssin is the chairman of the WHO Emergency Committee, which evaluates and responds to public health crises, including the current coronavirus pandemic.