But this may be the best time to take on the challenge.

Rather, they need encouragement from parents and teachers to take on the challenge of independence.

So let me congratulate you for taking on the challenge.

I do get very competitive, though, so I'm more than happy to take on the challenge.

We have to take on the challenge of playing without him.

So check with your doctor before taking on the challenge.

And finally, to keep this economy strong we must take on the challenge of entitlements.

I know that Joe will be ready to take on the next challenge.

Well guess what, I'm sitting back ready to take on the challenge too.

"We just wanted to take on the challenge of trying to do this."