In pity's name get to me quickly." Fred was so wholly self-centered that it didn't occur to him that the freshman must be just as chilled as he himself was.
Dick's legs ached with the cold chill of the icy water.

He was free of the weight of skates, however, and he trod water during the few seconds that he needed for making up his mind what it was best to do.
Much depended upon the help that those on shore gave, but Dick had left his orders with Dave Darrin, and he trusted the shore end to his capable lieutenant.
Fred, though hardly more than able to keep himself afloat, managed to reach the nearest edge of ice.
He clutched at it eagerly, then, disregarding excellent advice, he tried to climb out upon it.
There was another crash.

With another yell, Ripley sank again, to the horror of those on shore.
But Prescott did not see this.

The freshman, after trying to calculate the exact distance across the intervening ice, dived below the glassy surface.

He was swimming, now, under the ice.
As he swam the freshman kept his eyes open, swimming close to the ice, yet not touching it.
So he came up, in the open.