Important Components of a Successful Mentality. A winning mentality includes following your opponent's lead and modifying your play according to their movements, as well as being perceptideposit bonus slotsve and aware of the cards that have been played and discarded. Patience, self-control, and the capacity to act swiftly and decisively when called upon are also prerequisites. Both flexibility and adaptability. A winning mentality entails flexibility and being willing to modify your plan of action in response to the cards you are dealt and the cards that are being played.