Did Obama Just Make an Assassination Reference?

During an oddly jokey statement at the White House as the fiscal deadline bore down Monday afternoon, President Obama said, "I'm going to be president for the next four years. I hope." He was warning Republicans that, yes, they'd have to deal with him for a while. But it was, to be sure, a strange moment. Could he actually have been joking about assassination? About impeachment? The apocalypse? Or has everyone just had enough of these negotiations? 

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Maybe Obama just let all those comparisons to Lincoln get to him. During the fiscal cliff talks, pundits have occasionally compared the negotiations to Steven Spielberg's Lincoln, in which Abraham Lincoln uses all kinds of tricks and bribes to get Congress to pass the 13th Amendment. On Meet the Press Sunday, for example, Obama said, "People have been asking me a lot about the — the film Lincoln and, you know..." Host David Gregory responded, "Is this your Lincoln moment?" Obama made it clear he'd been thinking about it:

Of course, after the House of Representatives did the right thing — abolish slavery — Lincoln's presidency was cut short by assassination. We're all for dark humor, but it sounded a little scary coming from the president himself — even though he did trip over another metaphor: