The Sound of Silence
So while silence can most certainly be boring, unsettling, unbearable, it can just as certainly be an aid to concentration and thus free the imagination. It can quiet the mind and open it to divine influences. This seems to depend on whether we have chosen it or it has been forced upon us.
Over at Lit Hub, Michael Fallon writes a compelling essay exploring the subtleties of silence throughout the history of music, literature, and myth.