The benefits of reconciliation are clear, and the risk of partisan anger should not be overstated.

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For all that gladiatorial politics is here again, the differences between the parties should not be overstated.

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In March, Arne Ljungqvist, chairman of the IOC's medical commission, said the effects of Beijing's air pollution problems should not be overstated.

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But he was careful not to overstate the case: "The full promise of stem cell research remains unknown, and it should not be overstated" he said.

BBC: Another Bush policy overturned

Perhaps the distance between the two should not be overstated.

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But that significance should not be overstated.

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While conceding that "the full promise of stem cell research remains unknown" and "should not be overstated, " Obama nevertheless expressed hope that the order will help spur faster progress in the search for cures to afflictions such as Parkinson's disease, cancer and spinal cord injuries.

CNN: Obama overturns Bush policy on stem cells