"They're made out of meat."
"Meat. They're made out of meat."
"There's no doubt about it. We picked up several from different parts of the planet, took them aboard our recon vessels, and probed them all the way through. They're completely meat."
"That's impossible. What about the radio signals? The messages to the stars?"
"They use the radio waves to talk, but the signals don't come from them. The signals come from machines."
"So who made the machines? That's who we want to contact."
"They made the machines. That's what I'm trying to tell you. Meat made the machines."
"That's ridiculous. How can meat make a machine? You're asking me to believe in sentient meat."
Read the rest.
I found out that this is a classic, that many educated people are familiar with. Since up until now, I had never read this, it makes me feel a bit deprived and like I am living in the dark.