Classic, weird 1975 video artifact. Make of it what you will.

Uses a science fiction device of time-travel to present the thought of Henry David Thoreau. Stages a visit between Thoreau and four present-day distinguished personages (David Brower, B. F. Skinner, Rosa Parks, Elliot Richardson), set in his cabin at Walden Pond.

But don’t excuse him either, Michelle Nijhuis says: “In reexamining the limitations of its icons, the conservation movement has a chance to broaden its own vision.” (The Atlantic)

Are you the new person drawn toward me? 
To begin with, take warning, I am surely far different from what you suppose; 
Do you suppose you will find in me your ideal? 
Do you think it so easy to have me become your lover? 
Do you think the friendship of me would be unalloy’d satisfaction? 
Do you think I am trusty and faithful? 
Do you see no further than this façade, this smooth and tolerant manner of me? 
Do you suppose yourself advancing on real ground toward a real heroic man? 
Have you no thought, O dreamer, that it may be all maya, illusion?  — Walt Whitman