First: Happiness is fleeting. It is better to pursue personal purpose and satisfaction.

Second: Without reading the article, the answer seems simple from real life experience. IQ is uncorrelated to EQ. People with high(er) EQ can navigate complicated, real world social issues that are important for overall life satisfaction. To be clear, when I say "social issues", I don't mean woke-ism and wider society; I'm talking about the small world that each one of inhabits with our friends, family, and lovers.