American motivational speaker Tony, 64, had been due to speak at a sold-out tour around Australia in 2020, which had to be cancelled due to the Covid pandemic.
Letters: The taxpayer is charged to reduce carbon dioxide and now to produce it telegraph.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from telegraph.co.uk Daily Mail and Mail on Sunday newspapers.