Gutenberg's press and the subsequent printing and sharing of philosophical essays about the role of the Church allowed for the Reformation to spread and take root.
Prior to the printing press, a person would have to hand copy a text. The printing press made it so hundreds of copies of texts could be printed quietly and shared widely allowing people to interact with new ideas.
where is the question I cannot see
The answer to this question is the letter "C" which is "Clergy". The definition of the clergy is the group of people who are selected and devoted to doing religious activity and duties. This is what Martin Luther been doing and that is why the peasant saw him as a champion of the clergy.
Focusing on yourself would be more important than trying to change other people, as long as you’re changing for the better then you could be part of changing the world...