Possible Clues:

• A number of points about love's absurdity
• Nothing in repeated points is one, thirteen, or twenty
• Humbug!
• Negative poles seen around hot air
• Guff
• Rubbish Poles measure inside of hooter
• 'Foolishness, silliness (8)'
• No scents, by the sound of it, for rubbish
• Son seen splashed by new flannel
• Mumbo-jumbo