but you lucky people shall have a preview of what i have written and then , when tomorrow at noon you see through those open doors , '' he gestured to his right , `` the first wisp of steam from the turbines and know that you are to be burnt alive in about half a second , you will have the momentary satisfaction of knowing what it is all in aid of , as , '' he grinned wolfishly , `` we englishmen say . ''