There’s something to be said for someone who shows up exactly when and where they’re expected to — someone you can count on to come through no matter what. In sports, partnerships, and business alike, dependability is the name of the game for building credibility, trust, and long-term success. Highly talented people lose value to their company and friends if they can’t be depended on to do what they say. If you’re going to develop only one skill in 2018, make it dependability.