In a duodenal ulcer, a long post parricidal interval of two to three hours offend exists before pain is apparent and it may then occur immediately before next meal.
But because Myanmar's leaders deny that and see the Rohingya as belonging to Bangladesh anyway, experts say the pope will have to discuss the situation very carefully to avoid offending his hosts.
The first, as you may predict is for selfish gain, such as submitting a fraudulent claim to an insurance company while the second involves lying to help others or not offend others.