The top environmental problems are selfishness, greed and apathy

I used to think that top environmental problems were biodiversity loss, ecosystem collapse and climate change. I thought that thirty years of good science could address these problems. I was wrong. The top environmental problems are selfishness, greed and apathy, and to deal with these we need a cultural and spiritual transformation.

James Gustave Speth, quoted by Daniel Crocket in Huffington Post (22 August, 2014).