Last week, I was lucky enough to be invited to the LeanIn.org lunch and fireside chat with Sheryl Sandberg. She was in town to meet with Facebook and the Prime Minister, and kindly squeezed our group in-between. Granted, our group was founded by her, so it makes sense that she would make time to check in and share her vision for it. "Ambition has to be active." ~Sheryl Sandberg Some of the key take-aways were: 1) Figure out what success looks like for you, and make concre