The prohibition of slavery in the Territories, hostility to it everywhere, the equality of the black and white races, disregard of all constitutional guarantees in its favor, were boldly proclaimed by its leaders and applauded by its followers.
The Scientific Revolution influenced the development of the Enlightenment values of individualism because it demonstrated the power of the human mind. ... The power of human beings to discern truth through reasoning influenced the development of the Enlightenment value of rationalism.
1) He founded the Protestant Reformation
2) Made the Bible available to those who couldn't have it before
3) Under the threats of death and arrest, he continued to preach his message, a feat many wouldn't dream of attempting
4) He organized schools, and wrote instructions for the teachers and pastors there as well.
Paraphrased from ThoughtCo.