Personification, winter is being personified.
A hanging indent is used in a Works Cited page.
John Milton wrote in a wide range of genres, in several languages, and on an extraordinary range of subjects.<span>He remade the moral, political, and cultural world around him; without him, the world we live in would look different. One thing he offers, therefore, is a case for an education in the humanities – in languages, in philosophy and history, in literature, music, and art – as a route towards meaningful reflection on human life, and towards a considered contribution to civilisation's progress</span>
This is an incomplete thought as it does not have a subject.