Around The World in Eighty Days by Jules Verne Chapter 3 Page 16

“But, in order not to exceed it, you must jump mathematically from the trains upon the steamers, and from the steamers upon the trains again.”

“I will jump — mathematically.”

“You are joking.”

“A true Englishman doesn't joke when he is talking about so serious a thing as a wager,” replied Phileas Fogg, solemnly. “I will bet twenty thousand pounds against anyone who wishes that I will make the tour of the world in eighty days or less; in nineteen hundred and twenty hours, or a hundred and fifteen thousand two hundred minutes.

Do you accept?”

“We accept,” replied Messrs. Stuart, Fallentin, Sullivan, Flanagan, and Ralph, after consulting each other.