Having survived two consecutive decades as a dedicated ballet dad, I've collected some tidbits of wisdom over the years. With apologies to David Letterman, I've loosely organized these pearls of wisdom into roughly 10 simple—and not so simple—rules and guidelines of being a black-belt ballet dad. Some are obvious. Some are challenging. Others can be downright impossible. But that's the price you pay when you sign up for the emotionally charged position of ballet dad.