Possible Clues:

• Musical motifs
• There's about a thousand of these subjects
• These are about a thousand subjects
• They're subject to the aspects of myself
• Subject to their being set up around the Border
• Some parks have them
• The subjects of the aspects of my personality?
• Some party planning inspirations
• As for one's subjects, give those ones some extra stout
• There are about a thousand of them subjects