The question that will decide our destiny is not whether we shall expand into space. It is: shall we be one species or a million? A million species will not exhaust the ecological niches that are awaiting the arrival of intelligence.
Work with some men is as besetting a sin as idleness.
It is better to have loved and lost than never to have lost at all.
My work always tried to unite the true with the beautiful but when I had to...