Which two sentences from the passage best explain why Richard chooses to respond to the stranger as he does? I read him as a sharp, restless fellow, who always wanted to get down to the roots of things. I was pretty certain that I had to deal with a madman. He was an American, from Kentucky, and after college, being pretty well off, he had started out to see the world. "Get on with your yarn," I said, "and I'll tell you." I was getting worried by the antics of this nervous little chap.