They're young, most young people don't think before they speak, making things sound harsh when to others its humorous.
Jack Merridew has not been previously engaged.
Due to the sudden moment, Ralph could not consider the possible outcomes because Ralph's only focus and intention was to avoid the discrimination directed toward Piggy; unfortunately, the revelation only aggravated the situation.
We speak before we think and we don't realize what we're doing until afterwards.
The personage represents a dark side of civilization, which refused to dialogue in favor of their own arrogance.
I would like to see more people add to this, and poke holes in what I said because that's how these get stronger.