In Our Mechanics' Fair, There Must Be

In Our Mechanics' Fair, There Must Be Not Only Bridges, Ploughs, Carpenter's Planes, And Baking Troughs, But Also Some Few Finer Instruments,--rain-gauges, Thermometers, And Telescopes; And In Society, Besides Farmers, Sailors, And Weavers, There Must Be A Few Persons Of Purer Fire Kept Specially As Gauges And Meters Of Character; Persons Of A Fine, Detecting Instinct, Who Note The Smallest Accumulations Of Wit And Feeling In The Bystander.