Controlling your mood via speed of thought?

mind_hacks and cognitivedaily report on a study that suggests that thinking quickly could boost your mood.

This sounds plausible and seems to be supported by an experiment where people were asked to read at different speeds and report on their mood afterwards.

http://www.mindhacks.com/blog/2006/12/think_fast_feel_grea.html
http://scienceblogs.com/cognitivedaily/2006/12/depressed_think_faster_thought.php