A simple trick to improve positive thinking

Why does a failure seem to stick in our minds so much longer than a success? According to social psychologist Alison Ledgerwood, our perception of the world tends to lean negative, and reframing how we communicate could be the key to unlocking a more positive outlook. In this sharp talk, Ledgerwood shares a simple trick for kicking negative thinking to the curb so we can start focusing on the upside.