The Seat of the Soul (1989), Gary Zukav's first book about spirituality, describes how humans in the late 20th century began evolving into more intuitive, soulful beings. Truly evolved people attune their faculties so they can perceive phenomena beyond the material world - that is, beyond what they see, hear, smell, touch, and feel....
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(Disclaimer: This is NOT the original book. If you're looking for the original book, it is available from Amazon and Audible.)