All of the books in the world contain no more information than is broadcast as video in a single large American city in a single year. Not all bits have equal value. – Carl Sagan
If you want to make an apple pie from scratch, you must first create the universe. – Carl Sagan
We have also arranged things so that almost no one understands science and technology. This is a prescription for disaster. We might get away with it for a while, but sooner or later this combustible mixture of ignorance and power is going to blow up in our faces. – Carl Sagan
Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if it gave me a chance to discover how history turns out. – Carl Sagan
If we invest in researching and developing energy technology, well do some real good in the long run, rather than just making ourselves feel good today. But climate change is not the only challenge of the 21st century, and for many other global problems we have low-cost, durable solutions. – Bjorn Lomborg