"Indeed!" I said.

"Oh yes; oh yes, I—but in a different line, sir, I—"

Again he hesitated, apparently through humility, so that I encouraged him to proceed.

"Yes?" I said.

"I—er—in fact, I—" he continued, shyly.

"Something philosophical," I ventured.

"Yes; oh yes," he ejaculated. "Well, no; not that exactly."

"Scientific then, Mr. Percival."

He beamed upon me.

"Well, now, how did you guess it? How did you guess it?" he exclaimed.