[...]
The other works in "Spectra" are scarcely less impressive. Oskar Morawetz'
Who Has Allowed Us to Suffer? (1970), a four-voice setting of lines from
Anne Frank's Diary, is dedicated to Anne's father, Otto. The composer has
accomplished what many musical laymen would scarcely believe possible, writing a
sincerely moving, indeed, poignantly beautiful work in atonal style.
Connoisseurs of twentieth-century choral music, on the other hand, may hear
strong reminiscences of Schoenberg's Dreimal tausend Jahre.
[...]