The first step is admitting to the things you don't like about yourself to others, starting with the most minor. Then start making jokes. "Let's say you're not very interested in fashion, you could poke fun at, 'Oh, I'm wearing the same old jeans again'," says Heintz. "Or, look, I did my shopping at Temu." Eventually, you're ready to make gags about your most agonising insecurities.