At first we thought it was a joke, but the pattern kept repeating itself over and over again. We realized that it was a rule, it became a law like Newton’s Law. We could call the new phenomenon the Leonardo DiCaprio Law, which essentially tells you not to date anyone over 25 no matter how old you are yourself. It also requires breaking up with the person around their 25th birthday, so if you want to stay with them for longer, it’s best to find someone who is the youngest legal option possible.