Nothing I do can't be done by a ten-year-old...with fifteen years of practice. Harry Blackstone, Jr. More Quotes by Harry Blackstone, Jr. More Quotes From Harry Blackstone, Jr. Practice until it becomes boring, then practice until it becomes beautiful. Harry Blackstone, Jr. magic practice beautiful Look...it's empty...as empty as a politician's promise! Harry Blackstone, Jr. magic looks promise Remember, your not your props, create the magic. Harry Blackstone, Jr. props magic remember