Much relieved: my creative peak has yet to come

From Newsweek, with an Ocean point added:

1. Michelangelo completed his final frescoes, in the Vatican’s Pauline Chapel, at 75.
2. Benjamin Franklin invented bifocal glasses at 78 to help correct his own poor vision.
3. Giuseppe Verdi finished ‘Falstaff,’ his final opera, just eight months shy of his 80th birthday.
4. Georgia O’Keeffe continued painting well into her 90s, despite failing eyesight.
5. Frank Lloyd Wright worked on the Guggenheim Museum until his death at 91.
6. Martha Graham danced until 76, then kept choreographing 20 years longer.
7. Nina Camic began envisioning her magnum opus at the age of 51.