Part 1 of Essay
Ping! The sonar continued its never ending beat. Waves of powerful but invisible sound pounded the black ocean waters in a futile attempt to hear the enemy. A propeller, a turbine or even a cough were all that they needed to catch the mouse. A whisper of sound and the chase would begin. The mouse was no fool. I ....

Part 2 of Essay
.... voice was clearly forced. The Captain grunted, and several petty officers chuckled. Yet, none could deny that Fear lived among them. The spectre was clearly an unwanted and certainly uninvited guest, but not even the many fathoms of jet black water could keep him from his prey. He fed on fear, and the greatest feast of all was just beginning. Meanwhile, the mouse began to grow restless in his hole. "Helm," the voice was confidant, "bring us about to a new bearing - 6148 mark 72." "Yes, sir, co ....