 They served eight days in prison but her notebooks were in code and could not be deciphered, and she was released by a young, sympathetic arresting officer to await trial.On release, realizing the danger she was now in, Arendt and her mother fled Germany following the established escape route over the Erzgebirge Mountains by night into Czechoslovakia and on to Prague and then by train to Geneva.In Geneva, she made a conscious decision to commit herself to "the Jewish cause".