Lei Jun invested 150 million yuan in Zhipu, and on the books he roughly made 14.8 billion yuan.

This is what wealthy people’s lives are like—so plain and unremarkable. Now I understand better why, when Lei Jun was in his 30s, he said, “There was a cold 4 billion lying in my account”—yes, that kind of emptiness. He said he felt “like he’d achieved nothing.”