They say that time flies when you’re having fun but it also works the other way round. If you make people think that time is passing more quickly, you can make tasks more fun, noises less irritating and good songs even better.

   I’M NOT HAVING FUN!It’s clear that our perception of the passage of time depends on how we spend it. When we’re motivated, engaged or alert, it shoots by and when there’s nothing to occupy our minds, it slows to a crawl. This was demonstrated most evocatively by a French geologist called Michel Siffre, who spent 2 months in a cave, completely isolated from human contact, clocks or daylight. He emerged after 59 days but thought that he had