John Philip Sousa

The movements which I make I cannot possibly repress because, at the time, I am actually the idea I am interpreting, and naturally I picture my players and auditors as in accord with me. I know, of course, that my mannerisms have been widely discussed.

I had found English audiences highly satisfactory. They are the best listeners in the world. Perhaps the music-lovers of some of our larger cities equal the English, but I do not believe they can be surpassed in that respect.

Supplying fuel for a Mars expedition from the lunar surface is often suggested, but it's hard to make it pay off - Moon bases are expensive, and just buying more rockets to launch fuel from Earth is relatively cheap.