In a high pitched, fanatical tone, the professor began to speak.

I was about to tell Donald, but the room fell silent as the professor began delivering his opening words.

"Thank you for coming here so promptly, professor," he began.

But as he read more and more, the professor began having second thoughts.

"I'm afraid there's little I can tell you," the professor began, settling himself and taking out his pipe.

The professor began to dispatch in a code of his own.

Four decades ago, a young insurance executive and an even younger professor of mathematics began making a mark on the national scene.

Incessant study brought shadows to eyes that even her professors began to note.

As the professors began updating their studies to include the last two years, however, they have noticed some changes.

The next day, the professor and his students begin their search in the woods of the island.