Joy sparks the urge to play, interest sparks the urge to explore, contentment sparks the urge to savor and integrate, and love sparks a recurring cycle of each of these urges within safe, close relationships.

真实不再真实。

人間は、自分が見たいものしか見ない。

创新不仅仅是技术的问题，它关乎改变人们的思维和行动方式。