/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: humphreydgreat https://cdn.slidesharecdn.com/profile-photo-humphreydgreat-48x48.jpg?cb=1523266091 Teacher me what you know that I may learn a more. Life is a continuous learning stage where new ideas are birth. Stop learning and you die young, keep learning and you live forever