Even the best democracies agree that when a major war approaches, democracy must be put on hold for the time being. I have a feeling that climate cha… - James Lovelock

Curiously, aerosol pollution of the northern hemisphere reduces global warming by reflecting sunlight back to space. This "global dimming" is transient and could disappear in a few days like the smoke that it is, leaving us fully exposed to the heat of the global greenhouse. We are in a fool's climate, accidentally kept cool by smoke, and before this century is over billions of us will die and the few breeding pairs of people that survive will be in the Arctic where the climate remains tolerable.

Neither Lynn Margulis nor I have ever proposed a teleological hypothesis. Nowhere in our writing do we express the idea that planetary self-regulation is purposeful, or involves planetary foresight or planning by the biota. … Yet we met persistent, almost dogmatic, criticism that our hypothesis is teleological.

In the current fashionable denigration of technology, it is easy to forget that nuclear fission is a natural process. If something as intricate as life can assemble by accident, we need not marvel at the fission reactor, a relatively simple contraption, doing likewise.