Environmentalist Quotes and aphorisms about us John Muir John Muir John Muir John Muir ,, It seems strange that bears, so fond of all sorts of flesh, running the risks of guns and fires and... John Muir Aldo Leopold Greta Thunburg ,, I remember when I was younger, and in school, our teachers showed us films of plastic in the ocean,... Paul Hawken Paul Hawken ,, Money and prices and markets don't give us exact information about how much our suburbs, freeways, ... Paul Hawken