Strange air-currents, failure of ignition due to lack of oxygen--how do I know?
A thousand things may happen in the air." "Not to more than a hundred planes, all in a half-hour." The Frenchman shrugged indifferent shoulders and smiled.
"It does not signify, in the least," he murmured.

"I am here.

That suffices." "Do you realize that I, perhaps, have forces at my command which may negative ordinary conditions and recognized laws ?" "Nothing can negative the forces of organized society.

I repeat my request, _monsieur_, for your unconditional written surrender." The Master's hand slid over the desk and rested a moment on a button there.

A certain slight tremor passed through the Frenchman's body.
Into his eyes leaped an expression of wonder, of astonishment.