One more organ or one less in our body would give us a different intelligence. In fact, all the established laws as to why our body is a certain way would be different if our body were not that way.
We receive three educations, one from our parents, one from our school-masters, and one from the world. The third contradicts all that the first two teach us.
There are only two cases in which war is just: first, in order to resist the aggression of an enemy, and second, in order to help an ally who has been attacked.
Ever since the invention of gunpowder.. I continually tremble lest men should, in the end, uncover some secret which would provide a short way of abolishing mankind, of annihilating peoples and nations in their entirety.
