Prologue

It’s not the frogs who fail to reevaluate. It’s us. Once we hear the story and accept it as true, we rarely bother to question

Part I: Individual Rethinking

With advances in access to information and technology, knowledge isn’t just increasing. It’s increasing at an increasing rate.

Vintage records, classic cars, and antique clocks might be valuable collectibles, but outdated facts are mental fossils that are best abandoned.

What set great presidents apart was their intellectual curiosity and openness. They read widely and were as eager to learn about developments in biology, philosophy, architecture, and music as in domestic and foreign affairs.

Research shows that when people are resistant to change, it helps to reinforce what will stay the same.

What we want to attain is confident humility: having faith in our capability while appreciating that we may not have the right solution or even be addressing the right problem. That gives us enough doubt to reexamine our old knowledge and enough confidence to pursue new insights.

Her confidence wasn’t in her existing knowledge—it was in her capacity to learn.

upside of feeling like an impostor is that it can motivate us to work harder.

“Learning requires the humility to realize one has something to learn.”

thrive on the growth that comes from the self-doubt.”

A mark of lifelong learners is recognizing that they can learn something from everyone they meet.

It’s a mark of emotional intelligence to avoid internalizing every feeling that enters your heart.

We learn more from people who challenge our thought process than those who affirm our conclusions.

looking for disagreeable people who are givers, not takers. Disagreeable givers often make the best critics: their intent is to elevate the work, not feed their own egos. They don’t criticize because they’re insecure; they challenge because they care. They dish out tough love.*

Part II: Interpersonal Rethinking

“A weak argument generally dilutes a strong one.”

the person most likely to persuade you to change your mind is you.

When someone becomes hostile, if you respond by viewing the argument as a war, you can either attack or retreat. If instead you treat it as a dance, you have another option—you can sidestep.