/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: Jiayun91 https://public.slidesharecdn.com/v2/images/profile-picture.png Contend ? Never ask what others can do for u, but ask what u can do for others =) 人往往等失去了，才来心痛才来后悔，有什么用？