Normally, when politicians leave office, they retire to a quiet life, and are rarely seen in public. They figure that they have spent their active years in politics and deserve a retirement in private.
The desire to transform society, which once drove them to seek public office, seems to end when their tenure terminates. Well, except for former US president Jimmy Carter. Since leaving office in 1981, Carter has traversed the world, advocating several social and political causes.
