Instruct: Classify a given review into positive or negative sentiment.
Query: Joseph Murphy is one of the greats

This has to be THE MOST IMPORTANT, Liberating information in the world. Anything by Joseph Murphy or Neville Goddard should be added to your personal library and read many times. The power of your subconscious mind is inconceivable. We have only begun to delve into the potential abilities we have.[...]