/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: SinaEsteky https://cdn.slidesharecdn.com/profile-photo-SinaEsteky-48x48.jpg?cb=1523084758 "To know even one life has breathed easier because you have lived. This is to have succeeded." — Ralph Waldo Emerson