"There's a door," he whispered. "Where does it go?" "It stays where it is, I think," said Rincewind.

Everywhere's been where it is ever since it was first put there. It's called geography.

It doesn't stop being magic just because you know how it works.

Time was something that largely happened to other people; he viewed it in the same way that people on the shore viewed the sea. It was big and it was out there, and sometimes it was an invigorating thing to dip a toe into, but you couldn't live in it all the time. Besides, it always made his skin wrinkle.

Studies have shown that an ant can carry one hundred times its own weight, but there is no known limit to the lifting power of the average tiny eighty-year-old Spanish peasant grandmother.

SOONER OR LATER ALL MEN MUST DIE. EVERYTHING DIES IN THE END. I CAN BE ROBBED BUT NEVER DENIED, I TOLD MYSELF. WHY WORRY? “I too cannot be cheated,” snapped Fate.

There are thousands of good reasons why magic doesn't rule the world. They're called Witches and Wizards.