Ordinary. Average. Normal. The everyday is the wall-to-wall humdrum we seek to upgrade, like a fifties carpet we long to replace. More money. A bigger house. A better body. An upgraded career. The ultimate relationship. A highly inconvenient psychological phenomenon called 'the hedonic treadmill' has us eternally questing for more. Catherine Gray was a grandmaster in eye-rolling the ordinary, and the art of everlasting reaching. Until the daemon of...