Intellectually humble people are able to recognize and admit to the limitations of their knowledge. They tend to be more open-minded, discerning, and respectful of others, which is helpful when communicating across polarized groups who can’t seem to talk to one another in any productive way. This suggests that intellectual humility could be a virtue worth cultivating, especially in children—who, after all, will grow up to be the citizens of tomorrow. But how do we teach them to recognize ...