It should challenge us.

WHITEHOUSE: The 2011 State of the Union Address: Enhanced Version

It should be a massive challenge for us.

BBC: Confidence is a strange thing.

The next election presents a new challenge and I believe that meeting it, could and should give us an even greater sense of achievement.

BBC: News | UK Politics | Margaret McDonagh's speech

Mastering self-control is a big enough challenge, none of us should feel like we have to do it on our own.

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