How and when should ophthalmologists consider retirement?

“Do not go gentle into that good night, Old age should burn and rave at close of day; Rage, rage against the dying of the light.” – Dylan Thomas
“We should retire the word ‘retirement.’” – Herve Byron, MD
“Retirement at 65 is ridiculous. When I was 65 I still had pimples.” – George Burns
There are a bit more than 15,000 actively practicing ophthalmologists in America. Given the typical 35-or-so-year career span, this means that just more than eight of these eye surgeons retire every week.
One of these weeks, it will be your turn,