Translation of Realpolitik

The image seems so peaceful, calm and untouched. On the contrary, the topic is about death, brutality and the confrontation (the fight) between strong and week, between the spide and the moth.
We left on time and the route included some nice beach towns along the coast, such as Tulum and Playa del Carmen. Behind me sat two very cute girls who started to talk to me about life in my country.
Fortunately the bay we anchored was very calm and the ship did not move at all, or at least one could not feel it. We prepared for dinner and went to the deck, where everybody else was sitting.