Mindset
Carol Dweck's research on the two beliefs that shape how you meet a challenge.
In short
The book behind the growth-mindset idea. Dweck shows how believing ability is fixed or buildable changes what you attempt, how you handle failure, and how far you get.
Carol Dweck spent decades on a single question: what makes some people crumble at the first setback while others treat the same setback as a reason to try harder? Her answer is mindset, the belief you hold about where ability comes from.
In a fixed mindset, you believe your intelligence and talent are set. Every task becomes a test of whether you've got it, so failure is a threat to duck and effort feels like proof you're not naturally good. In a growth mindset, you believe ability grows through effort and learning, so a hard problem is a chance to get better and failure is just feedback.
The link to self-sabotage runs straight through the book. If failing would expose you as not good enough, of course you protect yourself: you don't try, you don't finish, you pick things you know you'll ace, or you announce you didn't care anyway. A growth mindset removes the thing you were defending against, which frees you to take the risk.
Dweck is careful, and the book is stronger for it. She warns against the fake version, the person who praises "effort" while still believing talent is fixed, and shows how throwaway praise ("you're so clever") can quietly install the very mindset that holds a kid back. It's the research-backed groundwork under a lot of what this library is about.