/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: muhammadqazi7 https://cdn.slidesharecdn.com/profile-photo-muhammadqazi7-48x48.jpg?cb=1523419759 No one should be ashamed to admit they are wrong, which is but saying, in other words, that they are wiser today than they were yesterday.