The Power of Vulnerability

"I'm not sure if you can see it, but below this little green box here, like what we have here, my hands are like shaking. Like, ah, awesome," he says of his hand tremors. "This was the most impressive interview I've ever gotten so far," CNN's Anderson Cooper tells him in a new video clip. 'If you're in New York, we have to grab a coffee and talk more,' Cooper adds.