Music and dancing (the more the pity) have become so closely associated with ideas of riot and debauchery among the less cultivated classes, that a taste for them, for their own sakes, can hardly be said to exist, and before they can be recommended as innocent or safe amusements, a very great change of ideas must take place.
John HerschelOccurrences which according to received theories ought not to happen, are the facts which serve as clues to new discoveries
John Herschel