What's Mental Toughness?

"I don't see the main domain as anything different than the scientific domain or the music domain or the art domain," he says. "Having this unshakeable belief in your, um, in your ability and in who you are is not overconfidence." In a growth mindset world, there's no state you can label failure,. It's all a developmental pathway that never ends, right? So we have a, I mean, you know, um, uh, learning, weight skin, right?"