I love this question. Apparently it's also what Mark Cuban now asks people he's interviewing to see how they react in tough situations.
I personally learned patience and persistence. I also learned that above all, if we focus on what we love then it's much easier to keep pushing when the going gets tough.
I personally learned patience and persistence. I also learned that above all, if we focus on what we love then it's much easier to keep pushing when the going gets tough.