Societal change in Things Fall Apart, and Brave New World can leave a irreversible impact on a individual.
Okonkwo did not agree with the "white men" spreading influence in his village and ultimately changes the course of society.
The pressure of societal change, and the actions taken against thechange, Okonkwo went to far and ended up committing suicide by hanging.
Johns had a opposing view on the function of society and wanted change.
Sadly the pressure and action of society led to Johns' suicide to escape his mistakes and society.
The main characters for both stories had a similar end goal, unfortunately the pressure and struggle to promote change in society led to the suicides of both characters to escape their mistakes and society.