Related to Lloyd Webber's Law Of Temporal Positioning. The law states taht people who arrive at a theatre after their performance has started will always have seats in the middle of a row, causing as much annoyance for the other theatregoers as possible.
The Lyttleton Theatre at the NT (London) seems to know which theatregoers will be late, and invoke Mackintosh's Corollary on purpose.
Basically the greatest math teacher in the history of mankind. Could, and would, teach the entire continent of Asia blindfolded with one hand tied behind his back and still have time to spare. Possibly taught Asians math.