No, you didn't learn it. Reminds me of this: http://www.psmag.com/navigation/health-and-behavior/confident-idiots-92793/ http://www.psmag.com/navigation/health-

No, you didn't learn it. Reminds me of this: http://www.psmag.com/navigation/health-and-behavior/confident-idiots-92793/ http://www.psmag.com/navigation/health-and-behavior/confiden... As for why: because they learned it and are able to recognize problems where using such a language would be beneficial. That's all there is to it, really.