He is not talking of moral fiber, which each person needs.
Second, it is simply a remarkable display of moral fiber.
No common sense, and the moral fiber of a hound in heat.
This will stand out on my record as a sign of moral fiber.
This goes against the moral fiber of the Celebrity's stories.
"Those people have no moral fiber, lying to their children!"
And of course my moral fiber stiffened at the same moment.
Have we lost the sense of our own moral fiber?
He is quite willing to testify to your moral fiber if his presence would be of any help.
We must open our doors to help build up the moral fiber of the community.
Or perhaps he felt that the Captain needed a little stiffening of the moral fibre.
The problem does not arise merely through lack of moral fibre.
Even when he was trying to be a criminal, the low moral fibre shone through.
It isn't just lack of moral fibre which leads to a rising divorce rate.
His nephew is also known to be - shall we say a man of rather loose moral fibre?
Are they all really that lacking in any moral fibre or compassion?
"I could say he was trying to test his moral fibre but I don't think you would believe it."
He leaned up on one elbow, testing the moral fibre of the caller.
You're inherently decent with a lot of good, strong moral fibre, but that isn't enough.
My opponent lacks the necessary moral fibre to be President of our great country.