I don't read HaaH often, but when I do I enjoy the spit out of it. This recent post is quite engaging and interesting:
http://hyperboleandahalf.blogspot.com/2011/10/adventures-in-depression.html
http://hyperboleandahalf.blogspot.com/2011/10/adventures-in-depression.html
But trying to use willpower to overcome the apathetic sort of sadness that accompanies depression is like a person with no arms trying to punch themselves until their hands grow back. A fundamental component of the plan is missing and it isn't going to work.