Advised clients don't show much fear. The biggest split is with newer retail investors who are skittish about big drops or rapid gains. Sir John Templeton's quote applies: bull markets are born in pessimism, grow on skepticism, mature on optimism, die on euphoria.
The dominant question from all age groups is AI's impact on the labor market. I have a relatively optimistic view that it won't mean tens of millions of jobs disappearing.