As long as ecology is not an emergency, it will be difficult to give up our lifestyles.

When I entered René's house this morning in December 2022, in the village of Beaucourt-en-Santerre, the temperature was much closer to 25 °C than the 19 °C then advocated to "saving energy". René, retired from the public service, was one of these modern and powerful humans of the 21st century.