http://orgmode.org/ Org-mode in Emacs is brilliant for this. Write things as out...

		dstorrs on Oct 11, 2009 \| parent \| context \| favorite \| on: How to Write Clearly, Think Clearly, and Learn Eas... http://orgmode.org/ Org-mode in Emacs is brilliant for this. Write things as outlines, shift sub-trees around trivially, fold (hide) and un-fold (reveal) subtrees, embed links within your outline, export to text or HTML when needed.