"Discovering isn't really pretty much currently being better at your work: it's so A great deal over that. Coursera lets me to learn without having boundaries." Il termine dance si riferiva al fatto che for each alcuni giorni i risultati delle ricerche variavano continuamente prima di assestarsi. Nell'estate del 2003 https://www.youtube.com/watch?v=RSlwOZLlUGg