Given the task definition and input, reply with output. In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.

Context: America is strongest when we unite & celebrate our diversity. When we promote those values abroad & live them here at home. #loveislove Elizabeth Warren (@elizabethforma) June 12, 2016 Answer: diversity
what is the author trying to promote in this post?