L. Frank Baum,
The Marvelous Land of Oz — Chapter 16…
(1904)
“ The others remained as silent and still as possible, so as not to disturb him; for all had great confidence in the extraordinary brains of the Scarecrow.And, after what seemed a very long time indeed to the anxious watchers, the thinker sat up, looked upon his friends with his most whimsical expression, and said:"My brains work beautifully today. I'm quite proud of them. Now, listen! If we attempt to escape through the doors of the palace we shall surely be captured. And, as we can't escape through the ground, there is only one other thing to be done. We must escape through the air!" ”
