Because they could get hurt and something really bad could happen also !
Smug is the answer. Gloat means to celebrate one's misfortune with smugness. Hope this helps :)
1. Since research papers are usually lengthy, a “table of contents” could help the reader navigate through the paper in an organized way.
2. Headings above each section could provide a simple, clearly defined format that works to break up the dense paper into distinct portions.
A because a marlin is a fish and fish swim.
