The Bad Astronomer writes: "A recent astronomical report came out stating that as many as 1 in 4 sun-like stars have earth-mass planets. But are they habitable? A simple bit of math based on some decent assumptions shows that there may be *billions* of potentially habitable worlds in the galaxy. Getting to them, of course, is another problem altogether..."
"For a male and female to live continuously together is... biologically
speaking, an extremely unnatural condition."
-- Robert Briffault