Brand: You know, out there, we face great odds – death – but…not evil.
Cooper: You don’t think nature can be evil?
Brand: No.  Formidable, frightening, but…no, not evil.  Is a lion evil because it rips a gazelle to shreds?
Cooper: Just what we take with us, then.

– From the movie “Interstellar”

When once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return.

– Attributed to Leonardo Da Vinci

There is an art, it says, or rather, a knack to flying. The knack lies in learning how to throw yourself at the ground and miss.

– from “The Hitchhiker’s Guide to the Galaxy” by Douglas Adams

Why would I draw a house when I can draw an airplane?

– Attributed to MIT Aero/Astro Professor Mark Drela in his earlier years, to his schoolteacher

Space is big. You just won’t believe how vastly, hugely, mind-bogglingly big it is. I mean, you may think it’s a long way down the road to the drug store, but that’s just peanuts to space.

– from “The Hitchhiker’s Guide to the Galaxy” by Douglas Adams