I’d make a case for saying anything that propagates itself in an intentional way qualifies to be thought of… — Charles Sheffield

“D’you know what homeostasis is?”

“I used to, before I rotted my brain with politics.”

It is not clear to me whether the insouciance of youth will be the doom of humanity or its salvation. I prefer to think the latter, but I have my doubts.

The limits we assign to Nature sometimes define our own lack of imagination.