/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: JohnsonZhu1 https://cdn.slidesharecdn.com/profile-photo-JohnsonZhu1-48x48.jpg?cb=1701040319 天行健, 君子以自強不息 地勢坤, 君子以厚德載物