Yet my courage fails me, and I know not what words to use.

Without his assurance, I am sure my own poor courage would have failed a hundred times.

For she, he knew, had always reached out toward life, and her courage would not fail.

Evidently their courage failed, for they were seen to turn.

If I had known then just how long it would be, my courage might have failed me.

If your courage fails you at any point, remember that you'll lose everything by giving in.

Perhaps the writer's courage failed him and it never was sent.

But perhaps at the crucial moment, my courage failed me.

I had intended being at York, but my courage has failed.

If his courage failed him now, the chance might never come again.