I'm sitting now in a dorm room at Stanford University. It's the echo of a memorable experience I had in Boston. For the past month, I had the privilege of staying at Emerson College in that city to teach two two-week summer school sessions to high school students from around the country and world. Along with the program director, I taught college preparation. From everything I learned about subject-- which was a lot, given that I applied only to one school-- I got the impression that getting into college today is more difficult than it was even ten years ago, when I was applying. In any case, I enjoyed the learning experience and, especially, being in Boston for one month. While there, we had the opportunity to visit several universities-- prestigious ones, like Harvard and M.I.T.-- tour the city, visit museums, shop at famous places like Quincy Market, go to a Red Sox game, and just wander. The city is active, with green space for play, concerts, plays, and more. Most peop...