:To be led by a coward - Octavia E. Butler

I began writing the book with the thought that maybe what we needed was the biological conscience. It does seem to me that there are too many people in this world who would just as soon wipe out half their country if they could rule the other half.

She found more gratification in teaching one willing student than a dozen resentful ones.

Who knows what we humans have that others might be willing to take in trade for a livable space on a world not our own.