In the new climate of liberal intolerance, conservative Christians can’t even find refuge by agreeing with Elizabeth Warren. Just ask Michael Lindsay, president of Gordon College. On July 1, 2014, he signed a letter to President Obama — writing as an individual rather than in his institutional capacity — exercising his most basic First Amendment right to “petition the government for a redress of grievances.” The letter, signed by a number of Christian leaders and scholars — including the CEO of Catholic Charities and Rick Warren, famous pastor of Saddleback Church — dealt with the president’s then-imminent executive order banning...