In seeking to explain the emergence of this remarkable new art, or ars nova as it was called, the celebrated contemporary artist David Hockney came up with a bold and controversial theory.

• 为了对这特出新艺术的出现寻求解释，著名的当代艺术家霍克尼（DavidHockney）提出了一个大胆又备受争议的理论。