It is difficult to be sat on all day, every day, by some other creature, without forming an opinion on them. On the other hand, it is perfectly poss… - Douglas Adams

All you really need to know for the moment is that the universe is a lot more complicated than you might think, even if you start from a position of thinking it's pretty damn complicated in the first place.

"You cannot see what I see because you see what you see. You cannot know what I know because you know what you know. What I see and what I know cannot be added to what you see and what you know because they are not of the same kind. Neither can it replace what you see and what you know, because that would be to replace you yourself."

"Hang on, can I write this down?" said Arthur, excitedly fumbling in his pocket for a pencil.

"Exactly!" said Deep Thought. "So once you do know what the question actually is, you'll know what the answer means."