Diskin's commentary followed remarks by Israel's top general, who said last week that Iran is led by "very rational people" and doesn't appear poised to build a nuclear bomb.

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Diskin's blunt commentary follows controversial remarks by Israel's top general, who said Iran is led by "very rational people" and doesn't appear poised to build a nuclear bomb that would threaten his nation.

CNN: Former Israeli security chief slams handling of Iran

"In the face of new and compelling data that there should be no elective deliveries before 39 weeks, there is very little rational basis to act differently, " says Jonathan Perlin, president of clinical and physician services and chief medical officer at HCA. He says 96% of deliveries now meet the 39-week rule.

WSJ: Push to Reduce Rates of Early Term Induced Deliveries

"People are responding to structural conditions on the Internet in very reasonable, rational ways, " says boyd.

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We'll remain very calm and rational and we will be wise in dealing with the North Koreans if in fact they do go ahead with their announcement.

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There are obviously some redneck, old-boy types down there, but there are a lot of very thoughtful, rational people in the membership and they feel as strongly as I do.

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Which means that it is very difficult to detect a rational motive for the taking of real bets matched by offsetting fictional ones, because it is very difficult to see how any individual could have profited by such a stratagem.

BBC: The how but not why of UBS's losing bets

If you make some money right away, there's this very deep desire that's not coming from the most rational, more advanced part of you mind to keep plowing in more cash.

NPR: Madoff's Alleged Ponzi Scheme Scams Smart Money

To be strictly rational about it, we should all have ourselves a very Donnie Brasco Christmas.

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There is of course a very interesting question whether the risk aversion of the regulator is more or less rational than the priesthood's apparent appetite for risk.

BBC: Holy pension hole

British intelligence were very measured and detached, and they didn't think the Russians, because they were rational people - Khrushchev was impulsive but he wasn't mad - would ever do it deliberately.

BBC