Soil mouse which go to pull out

Top junior high school, the teacher told us a story: there are three the hunting dog chasing one soil, soil rat rat pulled out into the tree hole. The hole is only one export, don't for a while, from tree hole a rabbit. The rabbit ran forward, fast and climbed up a tree. The rabbit in the panic in the tree didn't stand, and fell down, hit dizzy is looked up at three only hunting dog, the rabbit away.

Story finished, the teacher asked the students: "the story what's the problem?" Students answered: "the rabbit can't climb a tree", "a rabbit cannot simultaneously hit dizzy, three hound." The teacher asked "is there?" Until the students couldn't find a problem, the teacher said: "there is a problem, soil pull out rat which go to?"
"Soil which go to" pull out rat, a word from the teacher, the student thought back to the hunting dog looking for the target-earth pull rat. Because the rabbit suddenly, we train of thought in imperceptible in, the pull me even in our rat in the mind of the disappeared. In the pursuit of life goals in the process, we are often life of cattle and some details of no significance trivia scatter your strength and disrupt the line of sight, so that midway stopped, or turned to forks in the road, and gave up his original pursuit of the goal.