'Swan Lake' is the most difficult thing to portray for a female ballet dancer it really requires such specific qualities of articulation agility strength and the arm work is something that takes a lot of training.
I'm probably the least flexible athlete you'll find. When it comes to yoga I can't get in the positions and I can't hold them. You have to be pretty flexible to do it. Once you get certain positions you have to have the core strength to hold those positions. It's a pretty good workout.
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I've always been really athletic which really helped because when I first started doing the training for Bulletproof Monk it required so much strength that if I didn't have a base I don't really know what I would have done.