As far as I can tell the quote comes from Science 2.0's site [0], and is frequently quoted somewhat verbatim in other places like reddit, quora and articles. Bu

As far as I can tell the quote comes from Science 2.0's site [0], and is frequently quoted somewhat verbatim in other places like reddit, quora and articles. But I can't really find the original (Carl Sagan) source. [0]: https://www.science20.com/brinstorming/meti_should_we_be_shouting_cosmos-114283 https://www.science20.com/brinstorming/meti_should_we_be_sho...