The ability of a system to do work. Usually measured in Calories, Joules, Watt-hours or British Thermal Units.

In the theatre, it is a commonly used pseudo-scientific expression with a vast range of meanings, almost entirely personal. In one’s work as a teacher one often has to use language in an evocative way. But really…!

I prefer to talk of passion and tempo. Nothing pseudo-scientific about that!

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Jonathan Paul Cook © 2010