Scientists tend to come in two stripes: those who have tremendous appetite and aptitude for the details, and those who illuminate the big picture. Sagan was definitely in the latter category, and he was profoundly good at it. He made connections that others did not have the intellectual breadth or courage to make.
It's like there's a pulsating, hidden world, governed by ancient laws and principles, underlying everything around us - from the movements of electrical charges to the motions of the planets - and most people are completely unaware of it. To me, that's a shame.
Greatest Boy, when you come to study something, and you come to understand it - you know, even if it's just a little discovery that you make, and you come to understand it on your own, it feels it's like the greatest high. It's like you just have found some incredibly secretive thing about nature.
Every type of ring behavior we have seen around Jupiter, Uranus, or Neptune can be found in orbit around Saturn. And Saturn's ring system offers the greatest promise of understanding processes in operation within all disk systems, not just those found around planets.
The need for a detailed, comprehensive examination of the Saturn system became clear during the early 1980s, after the two Voyager spacecraft made flybys of the planet. These celebrated events were the opening acts in the story of humanity's exploration of Saturn.