http://en.wikipedia.org/wiki/Rainer_Maria_Rilke
http://www.geocities.com/Paris/LeftBank/4027/
http://www.poets.org/poet.php/prmPID/295
_ Der Panther
http://jp.youtube.com/watch?v=Hf01zeb1H5o
_ Rainer Maria Rilke - Der Panther
http://jp.youtube.com/watch?v=V2UMGVTcX3Q