Michael Gerson of the Washington Post reflects on billionaire property developer Donald Trump's campaign for the Republican presidential nomination. He says Trump's temperament could make or break his campaign, citing the disparaging remarks made by Trump when Megyn Kelly brought up the issue of denigrating women to Trump in a presidential debate. Roger Ailes, head of Fox News, and Rupert Murdoch head of the parent company, refused to disqualify Kelly from the seventh debate on Jan. 28, 2016, as Trump had insisted on for his participation. Gerson cites a little incident at a Pensacola, Florida Trump rally, with a microphone malfunctioning Trump uses strong language, according to Gerson. He compares this with a similar situation when he was with George Bush in the family theater practicing his first address to Congress, where he apologized to a teleprompter assisting him for being blunt and walking out. Gerson says it is time to take a deep breath and reflect on where we are today after many weeks of a campaign where the public discourse has deteriorated in unimaginable ways....