/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: johnosman96 https://cdn.slidesharecdn.com/profile-photo-johnosman96-48x48.jpg?cb=1523393400 "Heaven and earth do nothing. Yet there is nothing they do not do." Chuang-Tzu (369-286 B.C.E.)