Sol Hundred, Starting from the Cambrian Period

"It's true, I don't remember, but you do." Tang Yue said. "With you around, you can help."

Tomcat kept one eye open while the other remained close.

"You wish to get my help?"

Tang Yue nodded.

"Call me daddy." Tomcat hooked its paw.

Tang Yue frowned. "Call you what?"

"Daddy."

"Good son."

…

"What the two of you wish to do is an unprecedented endeavor that will never be matched even in the future. In ancient times, history offices needed decades just to chronicle the previous dynasty. And both of you wish to chronicle all of human civilization." Tomcat yawned as its ears twitched. "Civilization is an ill-defined concept. It covers history, culture, technology, art, and everything you created as well as everything that created you. If you write down the entirety of human civilization's development process into the book, I believe that book will be thick enough to circle Mars several times."