"Then when they had won here, they could have used their railway to move troops southward ?" "Exactly so! A hundred and fifty thousand men all together can beat a hundred thousand, if all else is equal.

But one army of a hundred thousand can beat two of seventy-five thousand apiece, meeting them at different times.

So our attack will stop.

We shall leave a covering force here at Gumbinnen--or perhaps all our troops here will stay, but on the defensive, while others are rushed up from Grodno to outflank them, not on their right, as they hoped, but on their extreme left!" He was silent for a moment.
"I need one man here," he said.

"One man, to keep the engine running for the dynamo.