Thomas Friedman in NYTimes.com:

I don’t like Keystone. Extracting oil from tar sands leads to even higher carbon emissions than drilling and devastates the landscape. But, if approval is the price for a truly transformational clean energy policy, I’m in. You’re not going to move the vested interests without a trade, but it has to be a smart trade.

Yes he’s talking about grand bargains. Going to kick the football with Lucy? Good luck with that Charlie Brown.