No human being is perfect. In our individual and collective lives every expression of greatness is followed, not by a period symbolizing completeness, but by a comma implying partialness. Following every affirmation of greatness is the conjunction “but.” Naaman “was a great man,” says the Old Testament, “but …”—that “but” reveals something tragic and disturbing—“but he was a leper.” George Washington, Thomas Jefferson, Patrick Henry, John Quincy Adams, John Calhoun and Abraham Lincoln were great men, but—that “but” underscores the fact that not one of these men had a strong, unequivocal belief
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