Matt Damon had some strong words both during and after his keynote address at Saturday's "Save Our Schools" march in Washington, D.C.

   After his speech, the actor had a run-in with a reporter from Reason.tv who contended that the lack of job security in acting works as an incentive to working harder, as opposed to the environment faced by teachers in a tenure system.

Here's his response: (Some language may be offensive.)Matt Damon

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