Thor Heyerdahl

A civilized nation can have no enemies, and one cannot draw a line across a map, a line that doesn't even exist in nature and say that the ugly enemy lives on the one side, and good friends live on the other.

I was in uniform for four years, and I know that heroism doesn't occur from taking orders, but rather from people who through their own willpower and strength are willing to sacrifice their lives for an idea.

By irreducibly complex I mean a single system composed of several well-matched, interacting parts that contribute to the basic function, wherein the removal of any one of the parts causes the system to effectively cease functioning.