Words can change meaning over time -- especially when they are spoken by politicians. Just ask Bill Clinton to define "is."
원문출처 : http://www.cnn.com/2016/08/12/politics/donald-trump-literally-not-sarcastic-obama-founder-isis/index.html
원문출처 : http://www.cnn.com/2016/08/12/politics/donald-trump-literally-not-sarcastic-obama-founder-isis/index.html