Bernie says: "If we do not transform our energy system this planet may not be all that habitable for our kids and grandchildren.
"This is not the time for a protest vote, in terms of a presidential campaign. I ran as a third-party candidate. I'm the longest-serving independent in the history of the United States Congress. I know more about third-party politics than anyone else in the Congress, okay? ...When we're talking about president of the United States, in my own personal view, this is not time for a protest vote."
- U.S. Senator Bernie Sanders