Mr. Obama went to Harvard, but so did George W. Bush, who some liberals consider dumber than dirt. The president won't release his transcripts, so we can't judge by his grades. Mr. Obama was president of the Harvard Law Review, but when he was selected, popularity mattered more than scholarship. Mr. Obama joined an undistinguished law firm, where he tried no cases. He often rambles when he speaks without a teleprompter. Mr. Obama has said a lot of unsmart things: there are 57 states; Canada has a president; "Austrian" is a language; America is "20 centuries" old; Arabic is spoken...