| Signature | Imagination will often carry us to worlds that never were. But without it we go nowhere. Whenever our ethnic or national prejudices are aroused, in times of scarcity, during challenges to national self-esteem or nerve, when we agonize about our diminished cosmic place and purpose, or when fanaticism is bubbling up around us-then, habits of thought familiar from ages past reach for the controls. The candle flame gutters. Its little pool of light trembles. Darkness gathers. The demons begin to stir. -Carl Sagan -->absence of evidence is not evidence of absence.<-- |