Vatican City (AFP) - Pope Francis said Monday that the Church was "not a museum" but a place for progress, as members of a key synod on the family rolled up their sleeves for the first day of what promises to be a spicy debate.Francis urged a spirit of 'solidarity, courage and humility' as the Catholic Church's conservative and liberal wings began tackling hot button topics from communion for remarried divorcees to acceptance of homosexuality.The 78-year old reminded red-hatted cardinals and purple-sashed bishops that the Church was "not a museum to keep or preserve.