Athlete Quotes and aphorisms about mental toughness Suresh Raina Samantha Stosur ,, Tennis is all about mental toughness, and you have to keep your head in the game. I make time to re... Tom Brady Tony Ferguson Bill Russell David Goggins David Goggins ,, Mental toughness is a lifestyle. It's something that you live every single day of your life. When I... Lauren Gibbs Jordan Burroughs Gerrit Cole