"What's the deep study?" I asked him.

He looked up. By his eyes I could see that his thoughts had been
far away.

"What's the deep study?" I repeated.

"I was just thinking, Harry; just thinking."

"What?"

"I was just thinking, Harry, that I would like to have about one
hundred thousand dollars and about ten years' leisure."

"That's a nice thought," I answered; "I could think that myself.
What would you do with it?"

"Do? Why, there is just one thing that I would do if I had that
much money. I would solve the Blind Spot."

This happened years ago while we were still in college. Many
things have occurred since then. I am writing this on the verge of
disaster. How little do we know! What was the idea that buzzed in
the head of Hobart Fenton? He is concrete, physical, fearless. He
is in South America. I have cabled to him and expect him as fast
as steam can bring him. The great idea and discovery of the
professor is a fact, not fiction. What is it? That I cannot
answer. I have found it and I am a witness to its potency.

Some law has been missed through the ages. It is inexorable and