When we talk about traders mindset, I think 50% (by assumption) of trader's mindset is to make profit but I think such mindset is tantamount to getting a trader to record more losses than gains because the emotions and impatient would always interference But expert traders, I mean the tested and trusted see trading as a game that they want to try and predict its outcome and so they have more than average understanding and applies the techniques, this could be the reason they win because they have subdued the always winning mindset.