"Why, that is easy enough, Master Lamont."
"The answer then, fool?"
"One."
"Good. You shall smart for it, in the most vulnerable part of man. You receive from me, every week, one franc. I owe you, for last week, one franc; I owe you, for this, one."
"That is so."
"Last week, one; this week, one. I discharge the liability." And Pierre Lamont handed a franc to Fritz.
Fritz weighed the coin in the palm of his hand, spun it in the air and smiled.
"Master Lamont, here is a fair challenge. If I prove to you that one and one are one, this franc you have given me shall not count off what you owe me."
"I agree."
"When one man and one woman are joined in matrimony, they become one flesh. Therefore, one and one are one.