
Can’t Hurt Me: Master Your Mind and Defy the Odds
Most self-help books promise quick fixes and positive thinking. Can’t Hurt Me is the antidote to that. David Goggins—former Navy SEAL, ultramarathon runner, and world-record holder—doesn’t believe in motivation. He believes in suffering, discipline, and relentless self-improvement.

Mindset: The New Psychology of Success by Carol Dweck
Picture two students facing the same challenging math test:
One thinks, "I'm just not a math person" and gives up
The other says, "I haven't figured this out yet" and digs in