/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: YongSeng1 https://cdn.slidesharecdn.com/profile-photo-YongSeng1-48x48.jpg?cb=1522982487 ÎÒ׬Á˸ºµÚһͰ½ð. I earned negative first barrel of gold. The combination Idealistic creative and Realistic logic