Cosmic time and space are so vast that no individual ever gets the opportunity to see most celestial events in the course of a lifetime. Scientists who want to achieve significant breakthroughs had better be prepared to spend time reviewing records dating back to antiquity.
宇宙的時間尺度與視野巨大，大部分的宇宙現象是短暫人生中無法親眼目睹的，只有長時間記錄，比較可能從中分析出結果，古代長期穩定的紀錄相形重要。