He neither saw, nor heard me, his whole attention concentrated on the boat.

Without warning, putting every ounce of strength into the blow, I struck, landing square on the chin.

There was a smothered groan, and he collapsed, hurled back bodily, his arms flung up.

I heard him thud against the rail, his great form bending to the shock, and then he went over, whirling through the air.
The result was so sudden, so unexpected, as to be all accomplished before I realized its possibility.

I saw him go down, blindly clawing with his hands at the open air, and yet it was more a delirium than a reality.