Go read The Mote in God's Eye, and The Gripping Hand for a very plausible outline of a potential outcome for any technically advanced civilization confined to a single solar system.
Imagine what Darwin can accomplish with a surplus of humans in all ecological niches on the planet if given enough time. Then imagine humans interfering with that process while it is happening . . .
We (the rest of us) might start breeding a strain of humanity for foodstock if all the cattle and other animals we like to eat are squeezed out of existence. I'd say overweight vapid children are actually headed along that evolutionary path . . .
Imagine what Darwin can accomplish with a surplus of humans in all ecological niches on the planet if given enough time. Then imagine humans interfering with that process while it is happening . . .
We (the rest of us) might start breeding a strain of humanity for foodstock if all the cattle and other animals we like to eat are squeezed out of existence. I'd say overweight vapid children are actually headed along that evolutionary path . . .
The granting of a pardon is an imputation of guilt, and the acceptance a confession of it.