The puzzle apparently no longer needed any human agency in its solving.

What it does is introduce the idea of human agency into race.

Protopopov had set in motion forces which no human agency could control.

Yet how could I imagine a mere human agency in these events?

No motion impressed by natural causes or by human agency is ever obliterated.

The same thought seized both,-somehuman agency might be detected here.

And nowhere was any cloak to be seen, nor trace of human agency.

Thus, without any direct human agency, a photograph would be taken.

It seems to me, therefore, that we must look for a direct human agency.

Besides, I don't see yet that human agency is suspected.

The idea of some human agency was still in her mind, filling her with anger.

That there must be human agency, I feel sure.

In this place, as in the wait for Godot, there is no purposeful human agency.

But there was no human agency in the matter.

So it's not that we're completely losing human agency.

A sudden extinguishing of the light means human agency.