I used to be a professional "pivot pro." For 20 years as a kindergarten ESL teacher, I was conditioned to be flexible, helpful, and above all, available. If a lesson plan failed, I adjusted. If a child had a meltdown, I accommodated. I was the ultimate emotional shock absorber, a "yes" person who kept the peace at all costs. Then came the breast cancer diagnosis. Suddenly, my nervous system felt like it was held together by scotch tape and prayer. My "thinking brain" was offl