“It can be challenging, but because of its structure you can play along.”

“2006 should be a lot more challenging with the fuel bill expected to soar.”

“Rob Fyfe knows the challenges facing Air New Zealand, and there are many,”

“We gotta have our big guys step up to the challenge.”

“Coach said life on the road is always a challenge, and it's not always pretty.”

“She showed a lot of heart today when they challenged her in the stretch.”

“This character is out there, ... [She's] completely off a little bit, so it was a challenge.”

“If judged only by the results that challenge the laws of probabilities, then the power of prayer is nil”

“There is so much flux there ... I don't see it as a direct challenge to Dell.”

“willingness to take on the vital task of leading FEMA during this challenging time.”