For me it came from the material. It was so well written and brought the opportunity to work with great actors. And of course the opportunity to 'mince about' was an added element that I wanted to take advantage of!
I'm uneasy with fame so I do my best to avoid places that will bring me more attention.
It's much easier to wear a Chairman Mao button and shake your fists in the air and all that, then to actually read the Communist manifesto and things like that and actually become involved in politics.

