"Whenever I've had reason to think there was something in the wind," he concluded, "I've always found he could tell me something worth knowing." The Assistant Commissioner made a significant remark.
"He failed you this time." "Neither had I wind of anything in any other way," retorted Chief Inspector Heat.

"I asked him nothing, so he could tell me nothing.

He isn't one of our men.

It isn't as if he were in our pay." "No," muttered the Assistant Commissioner.

"He's a spy in the pay of a foreign government.