"Why did you fight him in the first place? Did he offend you in some way?" La'aste was curious about why earthlings were so emotional, or rather, what made them become so emotional. On her planet, showing emotions was not a luxury that many were provided. You were made to follow the rules, do your part, and ask no questions. La'aste was the opposite, she was always a rule breaker, she loved to ask questions, and she only did her part under the right circumstances.