The air up there in the clouds is very pure and fine, bracing and delicious. And why shouldn’t it be? — it is the same the angels breathe.
— Mark Twain, Roughing It,
A single lifetime, even though entirely devoted to the sky, would not be enough for the study of so vast a subject. A time will come when our descendants will be amazed that we did not know things that are so plain to them.
— Seneca, Book 7, first century CE
I fly because it releases my mind from the tyranny of
petty things …
— Antoine de Saint-Exupéry
He rode upon a cherub, and did fly: yea, he did fly upon the wings of the wind.
— Old Testament: Psalms XVIII, 10