The wind came in gusts over his wind-screen and blew his hair in streamers past his cheek.

The aeronaut made some hasty adjustments for the shifting of the centres of gravity and pressure.
"I want to have these things explained," said Graham.

"What do you do when you move that engine forward ?" The aeronaut hesitated.

Then he answered, "They are complex, Sire." "I don't mind," shouted Graham.

"I don't mind." There was a moment's pause.