Translation of sostén

I counted the bills and saw that ten thousand Lire were still missing. The old man return to the children, grabbed the oldest one for a second time and hit him again. A minute later he came back with the missing.
The climb was much exhausting than I had presumed. I had forgotten that we were at high altitude where there is less oxygen and that every step required double effort. It was a great exercise.
On the way back I remember watching a Diego Armando Maradona movie in the car's portable DVD player. He was praised as a Saint in this movie. I took it as a good preparation of thing ahead in Buenos Aires.