The Rio Olympic games are well into the first week and it is already evident that the mental toughness is the special ingredient in the mental characteristics of an olympian. This mental toughness is necessary for athletes to win medals. This has been especially so in events like rowing and cycling where the erratic weather has influenced events.
I read a brief interview on the MIC Network with sports psychologists Brooke Macnamara and Nicole Detling who identified the 4 mental characteristics below required to be a top class Olympic athlete
Source: Mental Toughness Partners