/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: rubenbolt https://cdn.slidesharecdn.com/profile-photo-rubenbolt-48x48.jpg?cb=1523532874 Yesterday is history, tomorrow is a mystery,today is a gift… that is why it is called 'present'.