this episode be simply exhilarate . it have be a long time since we last have some insight into john locke character . we finally learn how he end up in that wheelchair and we figure out that he and ben have many connection and similar feeling about the island . in addition and the end be amazing and it foreshadow more interesting thing to come . also and in this episode and we witness locke in a mood which we have never see before . he be frustrate and have a goal to reach . he also feel very frustrated that ben can guess his thought . this improve this episode plot . i highly recommend any one who have not yet watch this episode to watch it .