CNN Sanjay Gupta MD April 5, 2014 20:56:00
Blood. she had collapsed from exhaustion, and this served as a wake-up call for her. ariana huffington and she's the woman behind "the huffington post" as well as the author of a new book called thrive. let me ask you something that may seem like a bit of a nonintuitive question, and you and i are -- you know, we both have an immigrant mentality i feel, but how important is happiness? don't take that on face value as a question, but is some degree of misery important for success? >> i don't believe that at all. i feel that what -- obviously every life has challenges, obstacles, even the most b...