/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: ruitsoares https://cdn.slidesharecdn.com/profile-photo-ruitsoares-48x48.jpg?cb=1701210855 "Knowing others is wisdom, knowing yourself is enlightenment." Lao-Tzu "Mastering others is strength; Mastering itself is courage." Lao-Tzu