To make the buffer look very nice for long amounts of content writing of paper(s) or book(s) I suggest you take a look at https://github.com/rnkn/olivetti for a centered look and less distractions.
Sometimes I want to break the line on a complete word and wrap the line around. To enable this, run the following:
Wrap to new line
This will take your long lines and break them up into new lines
And if you are in Org-Mode: