91.   They are buildings that have, in some small way, changed the nature of the world.

92.   They changed the nature of his mission because of the dangerous situation that erupted in the aftermath of the attacks.

93.   They have changed the nature of the discussion and they have charted an agenda that others have been forced to follow.

94.   This has changed the nature of debate in Washington.

95.   Unions function best when they soften the harshest edges of capitalism, not try to change its nature.

96.   We have to wonder whether they will change the nature of how we perceive and learn.

97.   Whether all this will change the nature of philanthropy itself, as some experts predict, remains to be seen.

98.   Will it really change the nature of the issue?

99.   Wireless e-mail changes the nature of e-mail itself, making for a shorter, jerkier exchange not unlike a typical cell phone call.

100.   Would it change the nature of your relationship with the Secret Service detail if they were to cooperate with the independent counsel?