Change your beliefs about what ageing means“Psychological fitness is just as important as physical fitness,” says Gray. Studies show that the way we think about ageing can increase your lifespan by up to seven years. That is what really matters.” Is there a sweet spot which is the optimal pace to live as we get older? “When it comes to finding the right pace of life, there is no universal sweet spot because everyone is different. That doesn’t mean Charles can’t return to doing 516 engagements a year after he recovers,” says Honoré.