"They would have to talk about that, said Mma Ramostwe. She feared that the investigation would produce a truth that would be far from simple in its moral implications. There were times when ignorance was more comfortable that knowledge."

Generally, people desire to know what is trully happening, even if it will sadden them. Here is what I have been wondering, much as Mma Makutsi did in the story:
If a lie is going unhinged, and everyone in the situation is happy, is the truth necesary?