As we train, as we live life sometimes we focus on the outcome. Sometimes we use that word - "failure."
Listen to Srikumar Rao. He has a great philosophy on approaching living our lives. Focus on the process rather than the outcome. It is a great listen - check it out.
http://www.ted.com/talks/srikumar_rao_plug_into_your_hard_wired_happiness.html