Instruct: Classify a given review into positive or negative sentiment.
Query: Some interesting points, but not useful overall

The speaker appears to have the impression that depression is just sadness that you can get over by thinking happy thoughts. Anyone who has ever truly suffered from depression, especially long-term depression, can tell you that this simply isn't the case. While he does raise some valid issues, for the most part, his arguments are both facile and specious.That being said, the videography in the various cities was quite pleasant. The audio, in contrast, was poor. Also, nearly half the video consists of shots of the speaker meditating. Really? They thought that was necessary?