際際滷shows by User: vasssah / http://www.slideshare.net/images/logo.gif 際際滷shows by User: vasssah / 際際滷Share feed for 際際滷shows by User: vasssah https://cdn.slidesharecdn.com/profile-photo-vasssah-48x48.jpg?cb=1523440616 I am a young Man persuing a degree programme in mathematics. Progress in life does not depend on never making mistake but never making the same mistake again.