If you want to be a good social dancer, then you need to go dancing
If you want to be a technically sound dancer, then you need to practice your technique.
If you want to dance like a competitive dancer, then you need to dance in competitions.
If you want to be a good leader or follower, then you need to dance with a variety of leads and follows.
If you want to be an animated dancer, then you need to practice emotion in your dancing.
If you want to be a good show dancer, then you need to do show numbers.
If you want to be able to talk and dance, then you need to talk with your partner while you're dancing.