Bob Garfield and Mike Vuolo discuss what it means that language has a "positivity bias." This week's episode is sponsored by Blue Apron, the new service that delivers all the ingredients you need to make incredible meals at home. Discover a better way to cook. Visit BlueApron.com/lexicon to get your first two meals free. Join Slate Plus! Members get bonus segments, exclusive member-only podcasts, and more. Sign up for a free trial today at www.slate.com/podcastsplus. Twitter: @lexiconvalley Facebook: facebook.com/LexiconValley Email: lexiconvalley@slate.comLearn more about your ad choices. Visit megaphone.fm/adchoices