際際滷shows by User: derickgoodwin3 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: derickgoodwin3 / 際際滷Share feed for 際際滷shows by User: derickgoodwin3 https://cdn.slidesharecdn.com/profile-photo-derickgoodwin3-48x48.jpg?cb=1523374092 I think I demonstrate without a doubt if you work with anything long enough, hard enough it will work Nelson Daniel Goodwin (1979) I strongly believe that unless you try to do something beyond what you have already mastered, you will never grow.