The one thought I cannot purge, the one that keeps coming back and getting between me and my bliss, is this: What a waste of time. I am sitting cross-legged on a purple cushion with my eyes closed in a yoga studio with 40 people, most of them attractive women in workout outfits, and it is accomplishment enough that I am not thinking about them. Or giggling. I have concentrated on the sounds outside and then on my breath and ...

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