True courage is a relatively rare human trait. We all wish that we possessed more of it, yet achieving this goal often proves elusive.

It is also difficult to determine who among us actually is courageous. With the benefit of hindsight, we easily recognize heroic acts among larger-than-life figures who change the course of history, such as Martin Luther King Jr. and the student in Tiananmen Square who faced a row of tanks. Making this determination before the fact, however, and under less dramatic circumstances, is more difficult. This is especially true in the more nuanced realm of everyday life. How can we know if future leaders are equipped to exercise courage before the storm even hits?

It's not an easy question. We have been ...

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