At age 45:

Andre Marie Ampere, a French physicist, discovered the rules relating magnetic fields and electric currents.

George Foreman recaptured the heavyweight championship with a 10th round knockout, becoming the oldest person ever to win the heavyweight championship.

Earl Vickers created a program for displaying things other people accomplished when they were your age.

John Vida quit a 3-pack-a-day smoking habit. As of six years later, he hasn’t had a single drag off a cigarette or any other smoking utensil.

Cora Judd overcame a debilitating, lifelong aversion to math by taking three semesters of math classes at the local community college.