... your power To stop their marches 'fore we are inflam'd. Our discontented counties do revolt; Our people quarrel with obedience; Swearing allegiance and the love of soul To stranger blood, to foreign royalty. This inundation of mistemper'd humour Rests by you only to be qualified. Then pause not; for the present time's so sick That present medicine must be ministr'd Or overthrow ... — King John • William Shakespeare [Collins edition]