For the first time on Saturday I watched The Da Vinci Code, with all its focus on the symbolism of the sacred feminine and the male counterpoint - the pyramid. (Alongside, of course, its many historic inaccuracies.) Then, a day later, I witnessed Beyoncé Knowles and an almost wholly black and female backing band deliver a powerful performance headlining the Pyramid Stage at Glastonbury (or Glaston-berry, if you're from the US). These women really did represent the rich splendour and power of the...