One sounds more confident for being a winner but for not to be a loser it requires certain guts which comprise of attitudinal skills and habit.
DNA of winning attitude can be worked with habit forming of achieving unachievable. Negative vibes will continue to follow at each step by competition but it is focused efforts which will neutralize such challenges.
Focused MBA aspirants are bound to be winner as they have been turning all failures to positives all along. Those with winning habits will achieve new frontiers.
Doubtful is the journey if taken halfhearted hence, you need to be amply clear to define goal with parameters.