There comes an age when you get to a certain age – and that is the age when you are crumbling inside like a landslip, but determined to present a Mount Rushmore-strength façade of youthful capability to the outside world.
Those who have gone before you, those who have already tottered down this path of incipient doddery, often leave helpful hints to navigate the terrain. Here is rule number one; never complain about the price of anything, because nothing is more ageing.