Facebook COO jokes that receiving a Google internship is a 'disappointment' (FB, GOOG)

Facebook Facebook COO Sheryl Sandberg gave a powerful speech on Saturday about resilience and loss. But just because the subject matter of her commencement speech at UC Berkeley was serious didn't mean she couldn't crack a few light-hearted jokes. One of those jokes came at the expense of Facebook's Silicon Valley rival, Google. Sandberg said:  Everyone who has made it through Cal has already experienced some disappointment. You wanted an A but you got a B. OK, let’s be honest—you got an A-...