The Obamacare train wreck was a failure for President Trump and a disaster for House Republicans. That is, it was worse for Republicans, because they had been at it for so long, but it was plenty bad for Trump. When Speaker Paul Ryan pulled the GOP repeal-and-replace bill Friday afternoon, he said, “We will need time to reflect on how we got to this moment.” For that reflection, here, in no particular order, are 14 lessons from the Obamacare debacle:

1) Don’t over-promise. Absent a national emergency, Congress cannot do big things fast. Don’t promise a history-making legislative achievement in a matter of weeks. It won’t happen.