A well-stocked mind is safe from boredom.
How inappropriate to call this planet Earth when it is quite clearly Ocean.
There is hopeful symbolism in the fact that flags do not wave in a vacuum.
Space can be mapped and crossed and occupied without definable limit; but it can never be conquered.
New ideas pass through three periods: 1) It can't be done. 2) It probably can be done, but it's not worth doing. 3) I knew it was a good idea all along!
I don't pretend we have all the answers. But the questions are certainly worth thinking about.