A line of Emacs verse;
  forgive its being so terse.

In terms of terse verse,
  you could do worse.

Regular.

A line of Emacs verse;
  forgive its being so terse. [2]

You can also use the <verse> tag, if you prefer. [3]

A line of Emacs verse;
  forgive its being so terse.

Multiple stanzas may be included in one set of <verse> tags, as follows.

A line of Emacs verse;
  forgive its being so terse.

In terms of terse verse,
        you could do worse. [1]
[space=on] level 0
 [hello=there] level 1
  This buffer is for notes you don't want to save level 3

This buffer is for notes you don't want to save, and for Lisp evaluation.This buffer is for notes you don't want to save, and for Lisp evaluation. [4]
hello (0)
 there (1) [5]

  hey! (2, after a blank line)

[1] The author

[2] Another author

[3] This sucks

[4] This buffer is for notes you don't want to save, and for Lisp evaluation.This buffer is for notes you don't want to save, and for Lisp evaluation.

[5] last