Fans of Barack Obama are impressed with his ability to do two or three things at one time, as am I. Here is a classic twofer: he succeeded in exposing both the intellectual inadequacy and the moral bankruptcy of his worldview in one terse statement. As a bonus he threw in an example of his deceitful manipulativeness. This came in his recent press conference when he was asked to defend his proposal to reduce the maximum deductibility of charitable donations to 28 percent. Under his proposed regime, someone who pays 39 cents in taxes on each earned dollar would only...