"Arthur blinked at the screens and felt he was missing something important. Suddenly he realized what it was. "Is there any tea on this spaceship?" … - Douglas Adams

And then, one Thursday, nearly two thousand years after one man had been nailed to a tree for saying how great it would be to be nice to people for a change, a girl sitting on her own in a small café in Rickmansworth suddenly realized what it was that had been going wrong all this time, and she finally knew how the world could be made a good and happy place. This time it was right, it would work, and no one would have to get nailed to anything.

There was an accident with a contraceptive and a time machine. Now concentrate!

Don't you understand that we need to be childish in order to understand? Only a child sees things with perfect clarity, because it hasn't developed all those filters which prevent us from seeing things that we don't expect to see.