NASA Administrator Mike Griffin's Remarks to the Space Transportation Association (with audio) — As chriswjohnson said when he sent me the link, "[This] strikes me as a remarkably detailed and substantive public presentation for the head of a government agency. (Ordinarily, I'd expect sound-bite-oriented material and maximum vagueness from the public statements of someone in such a position.)"
Dilbert on assigning blame — I've actually had almost this exact conversation, at a job years ago. I had argued strongly against a course of action, was finally told point blank to shut up or I'd be fired. The problems I predicted came through in spades. I was called in to management and grilled about why I hadn't tried harder to show them why the project was going to fail so badly.
The meaning of 0 and 100 on the Fahrenheit scale