The whole secret of raising a fart in class is to make it sound as if it is punctuating, or commenting upon, what the teacher is saying. Timing, not ripeness, is all. 'And since tends to as tends to ,' Fred expounded, 'then the differential of the increment of squared must be... must be... come on, come ! What must it flaming ?' Here was the chance to to give my version of what it must be. I armed one, opened the bomb bay, and let it go. Unfortunately, the results far exceeded the discreet limits I had intended. It sounded like a moose coughing.
Clive James