Definition: In this task, you are given a sentence in the Swedish language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
Input: Jag kan inte låta bli att berätta om ett tillfälle när detta uttryck användes av personer som man kanske inte alls skulle kunna tänka sig använda ordet kostnadseffektiv, nämligen vid ett besök i Afrika.
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
I cannot forbear telling you about an occasion when the expression cost-effective was used by people whom one cannot perhaps imagine using it, namely when I was on a visit to Africa.