The stage direction are the words "Sincerely, but also self-righteously" that are found in parentheses. These directions allow the actors to know how to act when they are staging, and can represent positions and even emotions that the actors must express. The stage directions shown, specifically in the text above, show that the character is very honest, but presumptuous, which emits a certain prosperity and a sense of haughtiness.
Just look at the stuff. See what you got. Think about it. Decided what one is right. And doubt yourself then choose that one again. And you’ll get it correct. NEVER DOUBT YOURSELF!!!
In Chapter 10, Smith talks about a Puerto Rican named Pete who owned and operated a bodega across the street from the firehouse. Smith characterizes Pete as a typical Puerto Rican: lazy, with no ambition to succeed in the United States.