So he decided then, as an act of will, that it would last until his work was done.

It takes an act of will for us to make a turn.

Should I stop it all with an act of will?

Could I stop it all by an act of will?

Through an act of will, she faced her father again.

And that, she told herself, had taken an enormous act of will.

But I couldn't possibly bring it back simply through an act of will.

She seemed to calm herself by an act of will.

He also created, pretty much by an act of will, a new corporate culture.

They just didn't realize that it could be an act of will.