Perhaps these actions of the Romans were not fair, but they were very effective. Rome destroyed its main competitors at sea. It is worth clarifying that the same Carthaginians treated the captured cities and peoples in the same way, and when their troops invaded the Roman lands, they ravaged entire cities. It is not known how they would have acted in the event of a victory over Rome. So by destroying these cities, Rome showed the peoples of the Mediterranean that it was not the best idea to go to war against it, and the Greeks became their allies.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.