Read the following extract carefully and answer the questions that follow :
If we were not so single-minded
about keeping our lives moving,
and for once could do nothing,
perhaps a huge silence
might interrupt this sadness
of never understanding ourselves
a) Write the name of the poet and the title of the poem from which the extract has been taken.
b) What is the 'sadness' the poet is alluding to ?
c) In what sense do the lines reflect the challenges of the modern lifestyle ?