Never meet your heroes, they say. But if you grew up with classical music in the 1980s, there was fat chance of that. Stravinsky, Britten, Shostakovich, Walton: you’d just missed them. Which is why, in 2001, and finding myself duty-managing an 80th birthday concert for Sir Malcolm Arnold, I inched past his minders and delivered a few trite, polite but entirely sincere words of gratitude and admiration.