By the 1960s he was appearing widely as a conductor, going on to become chiefconductor of the BBC Symphony Orchestra and New York Philharmonic Orchestra.
Britain's Sir Simon Rattle, reckoned ideal by many insiders, rules himself out not least because he will be taking over as chiefconductor of the Berlin Philharmonic in 2002.
At different times he was music director or chiefconductor at three of Britain's leading music institutions: the London Symphony Orchestra, the Royal Opera House, Covent Garden and the BBC Symphony Orchestra.
The currency of this trust is listening, and one of the most interesting pictures to emerge from the book is that of the conductor as a kind of chief listener.