In the second, curiosity becomes more social,

After leaving the cafeteria, Feynman found himself reminiscing about how he’d seen the world as a teenager. When he was in high school, the things that had most fascinated him about the world had seemed mundane to others. He would see water growing narrower the further it got from the tap and wonder if he could figure out what determined that

“joyous exploration”—defined as “the recognition and desire to seek out new knowledge and information, and the subsequent joy of learning and growing.”