• Hello, Harry" said George, beaming at him. "We thought we heard your dulcet tones." "You don't want to bottle up your anger like that, Harry, let it all out," said Fred, also beaming. "There might be a couple of people fifty miles away who didn't hear you.

    J.K. Rowling (2015). “Harry Potter and the Order of the Phoenix”, p.67, Pottermore