Art has long been recognized as an important part of a well rounded education but when it comes down to setting budget priorities,the arts rarely rise to the top
For example, you could move all of the notes of the leitmotif up three semitones, or up four notes in that scale, or by a pitch interval of two. The point is that every note is changed in the same way, so the relationship between them is the same. The basic melody is still there, but it sounds different.