#3. Greg Louganis

Olympics: 1976, 1984, 1988.

Event: Diving.

Achievements: 4 gold, 1 silver.

Success Mantra: Never give up.

During the 1988 Olympics, Louganis accidentally slammed his head into the springboard while performing a dive in the preliminary rounds. The accident gave him a concussion. However surprisingly, he managed to pick himself up and went on to win the gold medal in the event.

#4. Jackie Joyner-Kersee

Olympics: 1984, 1988, 1992, 1996.

Event: Track & Field.

Achievements: 3 gold, 1 silver, 2 bronze.

Success Mantra: Giving back goes a long way.

Joyner-Kersee has become a prominent figure not just because of her impressive long jumps but also because of her philanthropic efforts. She always believed in paying back her due to the world that has given her so much. In the line of her efforts, she founded the Jackie Joyner-Kersee Foundation to teach athletic lessons to children, adult and their families so that they can improve the quality of their life.