By adding a fine, what they did was communicate to the parents that their entire debt to the teachers had been discharged with the payment of 10 shekels, and that there was no residue of guilt or social concern that the parents owed the teachers.
罰金を設けたことで 先生に対する借りは 10シケルの支払いでちゃらになる というメッセージを 親たちに伝えることになったのです そのため親たちは罪悪感も社会的な気兼ねも 感じる必要がなくなりました