/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: LisardoFontanini https://cdn.slidesharecdn.com/profile-photo-LisardoFontanini-48x48.jpg?cb=1523122097 La confianza en sì mismo es el primer secreto del èxito. R Emerson.