The new Ensign was trying to impress everybody with what he'd learned in Submarine School when the Master Chief cut him off.
"Listen, Sir, it's simple," he said. "Add the number of times we dive to the number of times we surface. Then divide by two. If it doesn't come out even, DON'T OPEN THE HATCH!"
"Listen, Sir, it's simple," he said. "Add the number of times we dive to the number of times we surface. Then divide by two. If it doesn't come out even, DON'T OPEN THE HATCH!"