1.   Finally, on an emotional plane, McClellan would insert an extra component in the brain for common sense, currently an uncommon trait in humans.

2.   In advertising, he and McCaffrey did not shrink from hot topics, an uncommon trait in their profession.

3.   That could also be interpreted as a response to insecurity -- a trait not uncommon in most actors.

4.   He has still not been totally forgiven, either by his peers or his opponents, for his arrogance in political debates, a trait very uncommon among Swedes.