Because the jailer does not agree with the violence and intolerance that the black population was subjected to.
Explanation:
"The Light of Gandhi's Lamp" shows how hillary survived the oppression caused by apartheid and how this racist and unethical behavior by the government took her to prison, where she was the victim of several violent and abusive moments caused by police and jail guards. However, a specific jailer was kind and supportive of Hilary. This is because he did not agree with the violence, oppression and intolerance that black society was subjected to and wished that a just and egalitarian society was established for all.
