Success in Midlife and well beyond!  Check out a few examples below:

At 91, famed architect Frank Lloyd Wright completed his design of the Guggenheim Museum in New York.
At 91, legendary cellist Pablo Casals was asked why he continued to practice.  "Because I am making progress," was his reply.
At 88, Michelangelo was still at work on St. Peter's Basilica in the Vatican.
At 82, Kurt Vonnegut published A Man Without A Country, one of his many best sellers.
At 78, Benjamin Franklin invented the first bifocal eyeglasses to help correct his own vision.  At 70, he helped draft the Declaration of Independence.
At 67, former firefighter and gas station owner, "Colonel" Harland David Sanders started the Kentucky Fried Chicken restaurant chain with a recipe he created.