Hardly my most flattering picture, but I got a big laugh out of this. Yes, time for new glasses because my vision has actually improved. That's one of the upsides of being nearsighted all your life and hitting...well, you know.
My friends also gave me new ways of looking at my age:
40 is the new 20.
You're just 28 when written in hexadecimal.
If it makes you feel better, consider this your second 20th birthday.
You're 21 in Martian years.