translation.en: So this just summarizes it. "Over billions of years, on a unique sphere, chance has painted a thin covering of life -- complex and probable, wonderful and fragile.
translation.zh: 这张是个总结：“亿万年来， 机遇在这个独一无二的星球上，薄薄地涂了一层生命， 复杂而充满机遇，伟大而精巧易碎。