Lo que más admiro de mi jefa es que no se rinde fácilmente. Cuando quiere algo, se esfuerza para conseguirlo.What I admire the most about my boss is that she doesn't give up easily. When she wants something, she works hard to get it.
Un buen tenista no se rinde solo porque el partido no va en su favor en algún momento.A good tennis player doesn't give up just because the game isn't going their way at a particular moment.