Ambiguity in language can be useful for both speakers and listeners to achieve their goals in communication. Different strategies of ambiguity, like using words with multiple meanings or saying one thing while implying another, can be advantageous. Creative writers often use ambiguity for word play, while joke tellers use it for humor. Listeners can also benefit from ambiguity by responding tactfully to offensive remarks. Overall, ambiguity in language offers various ways for people to effectively communicate and achieve their communication goals.