the moon sheds light when all is dark the dog s reaction is to bark is that the moon s fault tell me true tis the dog s nature so to do the moonlight fills all heaven with mirth the dog s a vapour belched by earth the dog s a vapour belched by earth there s something in you tis the dog s nature so to do the moonlight fills all heaven with mirth the dog s a vapour there s something in you the dog s a vapour the dog s a vapour belched by earth the dog s in you