Emacs. It's not just a text editor, it's a way of life. - Ian Martins
However, it's sometimes a harsh way of life, because most everything is hidden.
So I was looking up how to change fonts in emacs, since the recent Ubuntu upgrade of X windows gives you square boxes in your emacs. Linked in the title is what I've found, and it's pretty helpful.
I also found a small tidbit about how to search-and-replace with a newline.
to invoke search and replace. And then type whatever you're looking for. And then in order to replace it with a newline, type:
There you go.