0 A Wandering Mind Makes You Sad... Scientists Say.

Is mental focus a key to success? Maybe so. But a new study suggests that it might also be a key to happiness.
If only we could get our minds to stop wandering.
Unlike animals' minds, the human brain seems hard-wired to wander, according to the study. It found that people spend 47 percent of their waking hours thinking about something other than what they are doing.
And as far as our emotional state is concerned, that's not a good thing.
(do not think....just obey....slave)
http://www.cbsnews.com/8301-504763_162-20022636-10391704.html