countercritic lays out a detailed, very interesting exploration of Adrienne Truscott's genesis, no! in A New Beginning.
While I cannot say I share this level of fascination with the work, I think the notion of checking in with how one is reacting to a work of art is spot on--a non-intimidating, engaged way for anyone to approach any art. This is how I work and what I've recommended to students. And we do need new forms and methods of critical writing about dance that will afford room for ambiguity, uncertainty and metamorphosis.