But it was a task to which the power even of genius proved wholly inadequate.

The power of God proved more than it could defy.

There is something in the Assembly, something whose power may prove to be greater than my own.

Such a power could, more than anything, prove to be the greatest single incentive to cooperate.

The power of nationalism, however, proved too strong to counteract.

The power of conscience and the international spirit has proved itself inadequate.

But the power of new money is proving more elusive.

Nuclear power has also proved to be a very expensive source of energy.

But the great German powers and the force of circumstances proved too strong for him.

Nuclear power has already proved its worth to this country through the 20 percent share of electricity it supplies.