Midgley's 2001 pamphlet for Demos Gaia: The next big idea argues for the importance of the idea of Gaia as a "powerful tool" in science, morality, psychology and politics, to gain a more holistic understanding of the world. Instead, Midgley argued that we "must learn how to value various aspects of our environment, how to structure social relationships and institutions so that we value social and spiritual life, as well as the natural world, alongside commercial and economic aspects.
