service is the biggest reason why I would consider doing this, because I would want to continue serving, but I also know that it???s a very hard job, and it???s a job that, you know, you have to be totally consumed by, and that???s kind of the definition of being a little bit crazy, I think.GWEN IFILL: Secretary of State, former Secretary of State Hillary Clinton, thank you very much.HILLARY RODH