“The work of many ecologists has encouraged the adoption of an ecological consciousness, changing the role of Homo sapiens from conqueror of the land community to plain member and citizen of it.”

“Deep ecology is not just a pragmatic, short-term social movement. It attempts to question and …”

— Bill Devall, "The Deep Ecology Movement", Natural Resources Journal (1980)

“The environmental/ecology movement has been a response to the awareness by many people that …”

— Bill Devall, Deep Ecology* (1985)

“This book is an attempt at codifying a scattered body of ecological insight into a philosophy that …”

— Bill Devall, Deep Ecology* (1985)

“We may not need a new ecological philosophy, but need to reawaken something very old, to reawaken …”

— Bill Devall, Deep Ecology* (1985)

“We need to accept the invitation to the dance - the dance of unity of humans, plants, animals, the …”

— Bill Devall, Deep Ecology* (1985)