But we're a university! We have to have a library!" said Ridcully. "It adds tone. What sort of people would we be if we didn't go into the library?""Students," said Senior Wrangler morosely.

Many things went on at Unseen University and, regrettably, teaching had to be one of them. The faculty had long ago confronted this fact and had perfected various devices for avoiding it. But this was perfectly all right because, to be fair, so had the students.

Unseen University was much bigger on the inside. Thousands of years as the leading establishment of practical magic in a world where dimensions were largely a matter of chance in any case had left it bulging in places where it shouldn't have places. There were rooms containing rooms which, if you entered them, turned out to contain the room you'd started with, which can be a problem if you are in a conga line.

Bring 'em in stupid, send them away clever, that's the UU way!

Make ourselves attractive to students?" said the Archchancellor. "Mr Stibbons, the whole idea of a university is that it should be hard to get into.