I haven't considered the subject thoroughly enough to have an opinion either way, but your comment made me think of this letter: http://www.lettersofnote.com/20

I haven't considered the subject thoroughly enough to have an opinion either way, but your comment made me think of this letter: http://www.lettersofnote.com/2012/08/why-explore-space.html http://www.lettersofnote.com/2012/08/why-explore-space.html