Translation of Regenwurm

So I cannot eat an entire fish, that looks like a fish and I cannot eat an entire chicken that looks like a chicken. Understand? It is all in the head, as I have told you before. Nothing personal.
The cannot do it because of the girl's pregnancy. This fact creates a very unpleasant tension between the two characters, their future seems to hopeless and uncertain. Will they be together?
You come to a point where you have seen just enough, loved it and are ready to move on. It was one more ugly train ride to Hanoi. The train started rolling on time and we slept in our cabin again.