- Brian Williams: The are always resources and wide open spaces beyond the next mountain range, beyond the next ocean. We're never quite satisfied, nor is our curiosity ever quite satisfied. We want to know what's over there.
- Dr. Sabine Hyland: The Aztecs were very philisophical about death. Death is what gives meaning to life, and that by having the idea of death, it makes the here and now sweeter and more beautiful.