Taking advantage of the recently unearthed footage of rival Mitt Romney dismissing 47 percent of the voting public, President Obama tells talk show host David Letterman, “One of the things I’ve learned as president is you represent the entire country.”

Obama is careful in the clip below to praise Republicans as hardworking people and adds: “My expectation is that if you want to be president, you’ve got to work for everybody. Not just for some.”

— Posted by Peter Z. Scheer. Follow him on Twitter: @peesch.