/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: piavivanco https://cdn.slidesharecdn.com/profile-photo-piavivanco-48x48.jpg?cb=1585086509 Dormía y soñaba que la vida era bella; desperté y advertí que la vida era deber. Immanuel Kant