/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: ksams1 https://cdn.slidesharecdn.com/profile-photo-ksams1-48x48.jpg?cb=1523713372 There are three classes of people: Those who make things happen, Those who watch them happen and those who have no idea what is happening