Great Truths That Set Us Free - Paperbackby Joseph Murphy (Author) Dr Joseph Murphy's book Great Truths That Set Us Free examines the effectiveness of positive thinking and how it might change our lives. A compilation of essays and lectures on a range of subjects pertaining to the mind and its capacity for transformation may be found in this book. Murphy stresses the value of developing a positive outlook and using the subconscious mind's potential to reach our objectives and get beyond