Everything you see or hear or experience in any way at all is specific to you. You create a universe by perceiving it, so everything in the universe you perceive is specific to you.

I find that writing is a constant battle with exactly the same problems you've always had.

'Totally mad,' he said, 'utter nonsense. But we'll do it because it's brilliant nonsense.'

My capacity for happiness," he added, "you could fit into a matchbox without taking out the matches first

I like the cover," he said. "Don't Panic. It's the first helpful or intelligible thing anybody's said to me all day.

It startled him even more when just after he was awarded the Galactic Institute's Prize for Extreme Cleverness he got lynched by a rampaging mob of respectable physicists who had finally realized that the one thing they really couldn't stand was a smart-ass.

Could be. I’m a pretty dangerous dude when I’m cornered.” “Yeah,” said the voice from under the table, “you go to pieces so fast people get hit by the shrapnel.