Emanuel Swedenborg (born Emanuel Swedberg; 29 January 1688 - 29 March 1772) was a Swedish scientist, philosopher, theologian, revelator, and, in the eyes of some, Christian mystic. He termed himself a "Servant of the Lord Jesus Christ" in True Christian Religion, one of the works he published himself. He is best known for his book on the afterlife, Heaven and Hell. Swedenborg had a prolific career as an inventor and scientist. In 1741, at the age of 53, he entered into a spiritual phase in which he eventually began to experience dreams and visions beginning on Easter weekend April 6, 1744. Thi...