Creating Passionate Users

This is an interesting post on happiness and neuroscience with practical suggestions to increase your happiness quotient ...
(http://headrush.typepad.com/creating_passionate_users/2006/04/angrynegative_p.html)
Creating Passionate Users:
"A few things I'll try to explain in this post:

1) One of the most important recent neuroscience discoveries--'mirror neurons', and the role they play in a decision like Robert's

2) The heavily-researched social science phenomenon known as 'emotional contagion'

3) Ignorance and misperceptions around the idea of 'happy people'"