Its purpose is for the spiritual edification of the individual. This is considered essential for the spiritual edification and progress of an individual. I cannot estimate what I, personally, owe to the Holy Ghost method of spiritual edification. These were works of practical theology for the edification of the church in troubled times. These were works of practical theology for the edification of the Church in troubled times. Martin Luther published his sermons (Hauspostille) on the Sunday lessons for the edification of readers. He described this book as exhibiting "a donnish ease while blending amusement with edification". Personal languages are ultimately created for one's own edification.