Artist Minerva Cuevas talks nationalism, border control, and the fallacy of "the artist as an activist" in the latest episode from Art21's "Exclusive" digital series. — http://a21.tv/CuevasBorders "There is this expectation of one action generating a lot of change," says the artist in this clip from the episode. "Books and projects can be important, but they won't be a solution. The problems or the crisis in the world is generated by everybody. So it has to be also a massive reaction, what chang