Environmentalist Quotes and aphorisms about ever John Muir John Muir John Muir John Muir ,, The more I see of deer, the more I admire them as mountaineers. They make their way into the heart ... John Muir ,, No traveler, whether a tree lover or not, will ever forget his first walk in a sugar-pine forest. T... John Muir ,, During my first years in the Sierra, I was ever calling on everybody within reach to admire them, b... Greta Thunburg ,, The climate crisis is both the easiest and the hardest issue we have ever faced. The easiest becaus... Greta Thunburg Paul Hawken Paul Watson