By its folly alone, this was not Owain's work.

So this was the doctor who had benefited by Lord Creighton's folly.

But erring by his folly had approach'd So near, that little space was left to turn.

In that case he had, by his own folly, in not letting well alone, ruined his life completely.

Come, let me see the list of the pitiful fellows who have been kept aloof by Lydia's folly.

By her own personal folly, she had risked her father's life.

That, and the knowledge of the misery which he had brought upon Celia and himself by his careless folly.

Well, let us thank the gods that made men foolish, and gave us women wit to profit by their folly.

You will be entertaining us by your folly and failure.

Most men are, my son, in this way or in that, and the few wise profit by their folly.