"It's time to stop being daft about Christmas. It's fine to celebrate and it's fine for Christ to be star of the show," said Trevor Phillips, chairman of the Equality and Human Rights Commission.
"Let's stop being silly about a Christian Christmas," he said, referring to a tendency to play down the traditional celebrations of the birth of Christ for fear of offending minorities in multicultural Britain.
Suicide bombings by British Islamists in July 2005 which killed 52 people in London have prompted much soul-searching about religion and integration in Britain, a debate that has been echoed across Europe.
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