Valerie Harper on Terminal Cancer Diagnosis: Im Not Dying Until I Do
   Valerie  Harper attends a signing for her book "I, Rhoda" at Barnes & Noble  bookstore on February 13, 2013 in Los Angeles, California.           Valerie Harper is always determined to enjoy her last days  no matter what. In her first TV interview about her recent terminal  brain cancer diagnosis, the 73-year-old Emmy-winning actress opens up to  the TODAY show's Savannah Guthrie that she remains optimistic.  Diagnosed with leptomeningeal carcinomatosis -- in which cancer cells  metastasize into the fluid-filled membrane enveloping the brain -- the  Mary Tyler Moore star has reportedly been given three to six months to  live. But Harper told Guthrie, "'Incurable' is a tough word . . . I'm  not dying until I do. I promise I won't."     Harper, who played Rhoda Morganstern on The Mary Tyler Moore Show and  its spinoff, Rhoda, explained she's "more than hopeful . . . I have an  intention to live each moment fully."   Still, the ...