The absolute intolerance of leftists who reject anyone holding a different political perspective was put on stage on Santa Clara University recently when student leaders refused to allow a conservative organization on campus. The situation developed in a vote rejecting the Young America’s Foundation. That group, which has chapters on campuses across the nation already, is dedicated to assuring that the messages of individual freedom, a strong national defense, free enterprise and traditional values are available to those who want them. It works to provide its message through conferences, seminars, educational materials, internships and speakers. The organization announced recently that...