"Considering equipment and labour cost," the construction chairman asked the low bidder, "how do you propose to do the job for such a pittance?"
"It's simple," the contractor replied, "my partner grabs a shovel, goes to France and start digging. I take another shovel and start digging from England. We dig until we meet - and you've got a tunnel!"
"But what if you never meet?"
"Then you've got TWO tunnels!"
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