/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: jackchen33449 https://cdn.slidesharecdn.com/profile-photo-jackchen33449-48x48.jpg?cb=1523360362 Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you'll be successful." -- Albert Schweitzer 偉大人物最明顯的標誌，就是他堅強的意志。——愛迪生 對於不屈不撓的人來說，沒有失敗這回事。 ——俾斯麥