Complex sentence: Joel Sol Goldsmith (1892-1964) was a New Thought author, teacher, spiritual healer, mystic and founder of the Infinite Way movement, which is part of the larger New Thought Movement.
Split into simpler sentences: Joel Sol Goldsmith (1892-1964) was an New Thought author, teacher, spiritual healer, Mystic and founder of the Infinite Way movement. Which is part of the larger New Thought Movement.