You should not hurt people
Ronald and his friend see a trans person walking down the road, and they don't pass very well.
Ronald wants to make his friend laugh.
Ronald tells his friend this joke that he read on the internet.
Ronald waits for the trans person to walk by and then makes fun of their looks.
The trans person overhears and laughs as well as Ronald's friend.
The trans person overhears and is pretty hurt, feeling less confident in themselves.