How Joseph Beuys went from Artist to Philosopher
The link address is: http://www.phaidon.com/agenda/art/articles/2014/january/28/how-joseph-beuys-went-from-artist-to-philosopher/
The link address is: http://www.phaidon.com/agenda/art/articles/2014/january/28/how-joseph-beuys-went-from-artist-to-philosopher/