He had been working at the wall for too long. Why he bothered the Lord only knew. After all, it went nowhere and closed in nothing. His grandfather had been a master waller in the dale, but the skill had not been passed down the generations. He supposed he liked is for the same reason he liked fishing: mindless relaxation. In an age of totalitarian utilitarianism, Gristhorpe thought, a man needs as much purposeless activity as he can find.