You Have Undone Horace, - What Should Hinder Thy Muse From Falling Upon Pindar? But Ere You Mount His Fiery Steed, Beware, O Bard, How You Proceed: - For Should You Give Him Once The Reins, High Up In Air He'll Turn Your Brains; And If You Should His Fury Check, 'Tis Ten To One He Breaks Your Neck.