He should say but one word more, for he was aware that there was a thunderstorm rapidly coming up, and he supposed science would not prevent him from getting a wet jacket.

He should like to ask the lecturer if he could give the name of one single scientific farmer who had prospered?
Having said this much, the old gentleman put on his overcoat and busted out of the room, and several others followed him, for the rain was already splashing against the window-panes.

Others looked at their watches, and, seeing it was late, rose one by one and slipped off.

The president asked if any one would continue the discussion, and, as no one rose, invited the professor to reply.
The professor gathered his papers and stood up.

Then there came a heavy rolling sound--the unmistakable boom of distant thunder.