You're constantly curious
Since knowing you have more to learn means you're smart, wanting to learn more naturally does too. A study in the Journal of Individual Differences found that people who scored higher on IQ tests as children tended to be more curious and open to new ideas as adults. Intelligence and curiosity go hand-in-hand. Intelligent people tend to be inquisitive not only about everyday curiosities but also about 'the big questions,' pondering philosophical topics like the meaning of life and the universe. (Answering these questions, though, is another story.) Try out these 12 jokes that will make you sound like a genius.