It's a quotation from an article by Amanda Marcotte. Mind you, Marcotte disagrees with Walsh. Click through if you want to explore the issues involved a bit.
“The shorthand of it is that women run for office to do something, and men run for office to be somebody,” said Debbie Walsh, director of the Center for American Women and Politics at Rutgers University. “Women run because there is some public issue that they care about, some change they want to make, some issue that is a priority for them, and men tend to run for office because they see this as a career path.”