This document discusses the parable of the sower from Mark 4:1-20. It defines a parable as an earthly story used to help explain a heavenly meaning or mystery. It notes that there are three things to keep in mind when studying a parable: the Holy Spirit must give revelation, it must be true to life, and each parable has a main point. It then provides context about the region and crowds mentioned in Mark 3 that were present for the parable of the sower.