Foremost, everything at home is totally different to him, which makes Paul can't find himself there. Another relatable reason is that the war once changed the people in town which make all become so distinctive to Paul's recollections. During the time in his leaves, Paul stressed out that," I find I do not belong here anymore, it is a foreign world"
(Remarque 168). This clearly stated that his memories were gone forever. He felt like the place was converted from a known to an unknown. Additionally, even the room that he used to live during his childhood, the room that was live with him most of his life can't help to recall himself. Subsequently, Paul couldn't find the earlier Paul. With him personally, the place that called home has no longer