In the compass of the present pamphlet it is impossible to give more than a cursory survey of Mendelssohn’s happy but extraordinarily crowded life. He was only slightly less prolific a composer than such masters as Bach, Mozart or Schubert, even if he did not reach the altitude of their supreme heights. But irrespective of the quality of much of his output, the sheer mass of it is astounding, the more so when we consider the extent of his travels and the unceasing continuity of his professional and social activities, which immensely exceeded anything of the kind in the career of Schubert or Bach. - Summary by Author's Foreword