In the café in the early morning, two old friends who hadn’t seen each other in many years sat facing each other. One had fine lines at the corners of their eyes but still looked vibrant, while the other, despite their careful maintenance, couldn’t hide signs of fatigue. Having both gone through the passage of time, why do some people become more refined with age, like aged wine, while others wither prematurely, like autumn leaves? The answer lies beneath the microscope…