Jewish billionaire and philanthropist Henry Swieca quit the Columbia University board of directors over what he called the Ivy League school’s “moral cowardice” for allowing a “blatantly anti-Jewish” sentiment to thrive on campus. “To my deep regret the reputation and integrity of Columbia University, and by extension Columbia Business School, have been significantly compromised by a moral cowardice that appears beyond repair,” Swieca said in a resignation letter made public this week, Fox News reported. “This is abhorrent,” he wrote in the scathing letter. “Any other minority group on campus would never have to face anything close to this level...