“You can't win an argument. You can't because if you lose it, you lose it; and if you win it, you lose it.”
“If you can accept losing, you can't win.”
“You can't win 'til you're not afraid to lose”
“You can't win until you're not afraid to lose.”
“The first lesson is that you can't lose a war if you have command of the air, and you can't win a war if you haven't.”
“You can't even lose if you don't enter. And you never know; you just might win.”