It was sad but completely understandable. Ten billion human beings without any cortical or limbic augmentation had simply acted to maximize their individual well-being. They hadn't given much thought to long-term consequences, but how could they? They had no reliable mechanism by which they could think or act collectively. Blaming those people for the death of the ecosphere made as much sense as blaming water molecules for a tsunami.

Chapter 10 (pp. 126-127) - Vortex (2011)