Henry David Thoreau: His Character and Opinions
http://thoreau.eserver.org/stevens1.html
An article about Thoreau by author Robert Louis Stevenson.
Walden, and On The Duty Of Civil Disobedience by Henry David Thoreau
http://www.gutenberg.org/ebooks/205
A download of the text of Walden and Civil Disobedience from Project Gutenberg.
A Sage for All Seasons
https://www.theguardian.com/books/2004/jun/26/classics
A piece on Walden by author John Updike.
Why Thoreau is Still Relevant
http://historynewsnetwork.org/article/116290
Author Henry Pelifian on Thoreau's legacy.
