What is one role of reasons in an argumentative research essay?

In “we wear the mask,” which message is conveyed by dunbar’s repetition of the phrase “we wear the mask”?

The tankers are so large how did some crew members get from one point to another while on board

How can we make the world a better place, specifically towards discriminated people (lgbtq+ community, people of color, people with disabilities etc.) how can we make them change their view on people they call "different"? how can we get people to love one another despite how they look or who they love or where they are from? 2-3 paragraphs ! (ᵔᴥᵔ)