/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: skwality https://public.slidesharecdn.com/v2/images/profile-picture.png The deep root of failure in our lives is to think, 'Oh how useless and powerless I am.' It is essential to think strongly and forcefully, 'I CAN DO IT,' without boasting or fretting.