سیر مشاهدتی

Alan Turing: Uh, there are two people in a wood and, um, they run into a bear.The first person gets down on his knees to pray. The second person starts lacing up his boots. The first person asks the second person, "My dear friend, what are you doing? You can't outrun a bear." To which the second person responds, "I don't have to, I only have to outrun you."