"I don't want to go through the effort of understanding why this person is upset with me," says Arios. "People grow and they change and they form new connections, and you don't have to hold on to the past." 'You're going to create more hurt in the world if you try to be something that you're not,' she adds. "'Yelling at another car while driving really isn't a good way to keep them happy' - it's just making everyone trussed out as you aren't trying to save any money,'" concludes Dr Koyama.