"“I’m sure,” Malone said. “When you eliminate the impossible, whatever remains, however improbable, must be the truth.…"

"Malone, meanwhile, put in two weeks sitting glumly at his Washington desk and checking reports as they arrived. They …"

"I’m not a hard man to convince. And when I see the truth, I’m the first one to admit it, even if it makes me look lik…"

"Miss Thompson may be off her trolley, but the others haven’t even got any tracks."

"Boyd looked up. “Rome,” he said in an absent fashion, “wasn’t built in a daze.”"

"All that was necessary was to use one’s imagination to see how it might have happened, and then check the evidence to…"

"In general he doesn’t know any more about magic than an ostrich knows about icebergs."

"Are you an accessory to this imbecilic tomfoolery?"

"One of the troubles with the world is that so few laymen take an interest in science."

"There were people, Malone had always understood, who bounced out of their beds and greeted each new day with a smile.…"