""Of The Threefold Life"" is a philosophical and spiritual treatise by Jacob Boehme, a German mystic and theologian of the early 17th century. The book explores the concept of the threefold life, which refers to the three aspects of human existence: the physical, the mental, and the spiritual. Boehme argues that these three aspects are interconnected and interdependent, and that true spiritual growth can only be achieved by integrating all three into...