“Sure, our three-pound brains might be inadequate to understand the uni...” — Seth Shostak Quote

“Sure, our three-pound brains might be inadequate to understand the universe. But perhaps they're just good enough to build something that can.”

“Planets that don't currently sport plate tectonics, such as Venus and Mars, are scarcely habitable. Tectonics might be a requirement of any world that aspires to a rich diversity of life.”

“Look, science is hard, it has a reputation of being hard, and the facts are, it is hard, and that's the result of 400 years of science, right? I mean, in the 18th century, in the 18th century you could become an expert on any field of science in an afternoon by going to a library, if you could find the library, right?”

“It's like I have three different brains.”

“Why did humans lose their body hair? Why did they start walking on their hind legs? Why did they develop big brains? I think that the answer to all three questions is sexual selection.”

“Some brains are easy to hack into, and other brains are nearly impossible to hack into because they are so complex.”