 Why did Harvey agree to pay the absurd price for the water that he and Joe consumed at the bar?
"Friend," said Harvey, taking out a wallet and counting off eight five-bucko bills, "here is your money. Shucks, boys, it hurts me more to charge for water than it does for you to pay. "Now do you see, my hot-tempered colleague?" said Harvey as he and Joe picked up buckets that hung on the tank. "Just the same," Joe griped, "paying for water isn't something you can get used to in ten minutes." In the fragile forest, they soon came across a stream that sprang from the igneous soil and splashed into the small pond whose contents, according to the mayor, was theirs for the asking.
 He knew they would be able to con Johnson right back.
 The sheriff had threated them with his holstered weapon.  He knew they would be able to con Johnson right back.  They were thirsty and too delirious to argue  He didn't want to risk being arrested and trapped on Planetoid 42