If catastrophic geology had at times pushed Nature to almost indecent extremes of haste, uniformitarian geology, on the other hand, had erred in the opposite direction, and pictured Nature when she was 'young and wantoned [sic] in her prime', as moving with the lame sedateness of advanced middle age. It became necessary, therefore, as Dr. [Samuel] Haughton expresses it, 'to hurry up the phenomena'.