/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nhoelabayon1 https://cdn.slidesharecdn.com/profile-photo-nhoelabayon1-48x48.jpg?cb=1523590772 The secret of greatness is simple: do better work than any other man in your field - and keep on doing it.