"For I believe that climate does thus react on man — as there is something in the mountain air that feeds the spirit and inspires."Henry David Thoreau's Walking began as a lecture in 1851 and ultimately appeared in The Atlantic Monthly in 1862, shortly after the author's death. The impassioned essay, which praises the merits of time spent in nature, has become one of the most influential works of the modern environmentalist movement. Thoreau's view of walking in nature as a s