Pack up your family and belongings and leave, walk away as fast as you can.
This advice is meant for the author of the article. If several thousand Costa Ricans can decide they're sick and tired of poverty, corruption, and hurricanes, and walk north to the US with the stated intention of never returning....and do just that, then people in Africa can leave when conditions are intolerable and they can't effect change at home. They've done it for centuries.