>How did she determine which one was the smartest? Same how the Roman army did it when drafting. Having lively eyes and a witty sense of humor/banter, meant yo

>How did she determine which one was the smartest? Same how the Roman army did it when drafting. Having lively eyes and a witty sense of humor/banter, meant you were in the intelligent camp. Humans have had an evolutionary ability to quickly detect stupidity/intelligence in an individual. You can tell women are especially good at quickly probing/sensing this after a short conversation, if you've been dating a bit, which is why some men have gotten good at faking or compensating for it to up their odds (overconfidence, machoism, etc.).