Is your glass half full or half empty?

A new study indicates that humans are more likely to be optimists than pessimists. Not only that... our minds tend to retain positive data and ignore negative information.

Image: digitalart / FreeDigitalPhotos.net

http://www.bbc.co.uk/news/health-15214080

But NPR's Cokie Roberts finds no optimists in the hunt for the presidency at present. Obama, she says, is as big a gloom-and-doomer as was Jimmy Carter prior to his defeat by Ronald Reagan in 1980. And she sees no Reaganesque optimists on the Republican side of the race, either.
http://www.npr.org/2011/10/10/141204668/this-week-in-politics