3. 1  the theory that the universe has been ruled from its origins by two conflicting powers, one good and one evil, both existing as equally ultimate first causes. 2  the theory that there are two personalities, one human and one divine, in Christ.
Henry David Thoreau , ( born July 12 , 1817 , Concord , Massachusetts , U.S. âdied May 6 , 1862 , Concord ) American essayist , poet , and practical philosopher , renowned for having lived the doctrines of Transcendentalism as recorded in his masterwork , Walden ( 1854 ) , and for having been a vigorous advocate of civil liberties , as evidenced in ...
Thoreau stayed for two years at Walden Pond (1845â47). In the summer of 1847 Emerson invited him to stay with his wife and children again, while Emerson himself went to Europe. Thoreau accepted, and in September 1847 he left his cabin forever.