Answer:
<h3>To improve quality of life.</h3>
Explanation:
We humans as social humans are always engaged in some kind of activity that keeps us occupied and involved all the time. Be it earning money, reputation, recognition, respect, or happiness, every single individual engages in their own aspirations.
Between gaining power and improving the quality of life, the more important reason to be engaged in life's activity should be to improve the quality of life.
Power is transitional, no can stay in power forever. However, a good quality of life is a standard of living where individuals can lead healthy and comfortable lives without any external competition.
In other words, it is a simple yet fulfilled lifestyle while living a life to gain power is uncertain, harsh and competitive.
