Liberals are revealing their true colors yet again in the happy dance they are doing over Rush Limbaugh’s admission that he is addicted to prescription painkillers and his trip to rehab. With a few notable exceptions, such as liberal commentator and radio talk show host Alan Colmes of Fox News’s “Hannity and Colmes,” the self-proclaimed Party of Compassion is gleeful over the problem that Limbaugh is experiencing. Liberal mean-spiritedness has shown up in many ways of late, including the scuttling of Miguel Estrada, demands to impeach President Bush for his military policy, their fervent scandal-mongering in the Joseph Wilson affair,...