Read these essays. Don't print them out and add to the clutter. Just read them as they float magically on the screen in front of you. Then take just one action today based on reading them.
decluttering zen (I especially like the suggestions to "create a 30-day list" and "create a 'maybe' box")
this devine decluttering e-course looks interesting
simple. spacious. sublime. supportive. sacred.
(photo from here)