Sentence examples for this challenges is from inspiring English sources

Finishing this challenges is herculean, and doing well puts you in a different league of humanity.

Despite this, challenges are immense.

This challenge is the pits!

This challenge is nothing new.

The scale of this challenge is significant.

This challenge is a fairly recent one.

And this challenge is being met.

This challenge is not going away.

Meeting this challenge is a huge stretch.

This challenge is mirrored in Cipfa itself.

Still, even this challenge is hardly mastered.